diff --git a/App/App.pro b/App/App.pro
index 4145fe65b9..ecfa51de9b 100644
--- a/App/App.pro
+++ b/App/App.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/App/NatronApp_main.cpp b/App/NatronApp_main.cpp
index 208881ec90..12789b9585 100644
--- a/App/NatronApp_main.cpp
+++ b/App/NatronApp_main.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Documentation/source/conf.py b/Documentation/source/conf.py
index d6afac0748..022dab5c17 100644
--- a/Documentation/source/conf.py
+++ b/Documentation/source/conf.py
@@ -41,7 +41,7 @@
 
 # General information about the project.
 project = u'Natron'
-copyright = u'2013-2018 The Natron documentation authors, licensed under CC BY-SA 4.0'
+copyright = u'2013-2020 The Natron documentation authors, licensed under CC BY-SA 4.0'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
diff --git a/Documentation/source/devel/conf.py b/Documentation/source/devel/conf.py
index c32cce231d..273e872a2e 100644
--- a/Documentation/source/devel/conf.py
+++ b/Documentation/source/devel/conf.py
@@ -46,8 +46,8 @@
 master_doc = 'index'
 
 # General information about the project.
-project = 'Natron'
-copyright = '2013-2018 The Natron documentation authors, licensed under CC BY-SA 4.0'
+project = u'Natron'
+copyright = u'2013-2020 The Natron documentation authors, licensed under CC BY-SA 4.0'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
diff --git a/Documentation/source/guide/conf.py b/Documentation/source/guide/conf.py
index c5f3db5715..a8c8b5c51e 100644
--- a/Documentation/source/guide/conf.py
+++ b/Documentation/source/guide/conf.py
@@ -41,7 +41,7 @@
 
 # General information about the project.
 project = u'Natron'
-copyright = u'2013-2018 The Natron documentation authors, licensed under CC BY-SA 4.0'
+copyright = u'2013-2020 The Natron documentation authors, licensed under CC BY-SA 4.0'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
diff --git a/Engine/AbortableRenderInfo.cpp b/Engine/AbortableRenderInfo.cpp
index b6ea922d13..136252b0fb 100644
--- a/Engine/AbortableRenderInfo.cpp
+++ b/Engine/AbortableRenderInfo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AbortableRenderInfo.h b/Engine/AbortableRenderInfo.h
index e3a1390a3b..788a5c5f59 100644
--- a/Engine/AbortableRenderInfo.h
+++ b/Engine/AbortableRenderInfo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AfterQuitProcessingI.h b/Engine/AfterQuitProcessingI.h
index b14b6d727f..1f480a85b3 100644
--- a/Engine/AfterQuitProcessingI.h
+++ b/Engine/AfterQuitProcessingI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppInstance.cpp b/Engine/AppInstance.cpp
index 90b955527b..f355527eff 100644
--- a/Engine/AppInstance.cpp
+++ b/Engine/AppInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppInstance.h b/Engine/AppInstance.h
index d74b1d7173..1858410bbf 100644
--- a/Engine/AppInstance.h
+++ b/Engine/AppInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppManager.cpp b/Engine/AppManager.cpp
index 0a5cdf5838..9a8a0b3f88 100644
--- a/Engine/AppManager.cpp
+++ b/Engine/AppManager.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppManager.h b/Engine/AppManager.h
index dfcc88334d..ddd0472a51 100644
--- a/Engine/AppManager.h
+++ b/Engine/AppManager.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppManagerPrivate.cpp b/Engine/AppManagerPrivate.cpp
index bf8ae3d91e..b71d5e9f4b 100644
--- a/Engine/AppManagerPrivate.cpp
+++ b/Engine/AppManagerPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/AppManagerPrivate.h b/Engine/AppManagerPrivate.h
index b5f9d9899e..c7d241d4b3 100644
--- a/Engine/AppManagerPrivate.h
+++ b/Engine/AppManagerPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Backdrop.cpp b/Engine/Backdrop.cpp
index a9e0317683..e4efd90dcf 100644
--- a/Engine/Backdrop.cpp
+++ b/Engine/Backdrop.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Backdrop.h b/Engine/Backdrop.h
index 437a524842..9748053cea 100644
--- a/Engine/Backdrop.h
+++ b/Engine/Backdrop.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Bezier.cpp b/Engine/Bezier.cpp
index c6c389bb37..4b46edc823 100644
--- a/Engine/Bezier.cpp
+++ b/Engine/Bezier.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Bezier.h b/Engine/Bezier.h
index fac5665412..0136f7d7f5 100644
--- a/Engine/Bezier.h
+++ b/Engine/Bezier.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BezierCP.cpp b/Engine/BezierCP.cpp
index a3eb76fd9c..740fddda2e 100644
--- a/Engine/BezierCP.cpp
+++ b/Engine/BezierCP.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BezierCP.h b/Engine/BezierCP.h
index 210b9cbc1e..0eba72d048 100644
--- a/Engine/BezierCP.h
+++ b/Engine/BezierCP.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BezierCPPrivate.h b/Engine/BezierCPPrivate.h
index 8338c231e1..bb60d82bce 100644
--- a/Engine/BezierCPPrivate.h
+++ b/Engine/BezierCPPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BezierCPSerialization.h b/Engine/BezierCPSerialization.h
index 9d7f270f30..7663009f82 100644
--- a/Engine/BezierCPSerialization.h
+++ b/Engine/BezierCPSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BezierSerialization.h b/Engine/BezierSerialization.h
index e73d9b1c28..8070cf8087 100644
--- a/Engine/BezierSerialization.h
+++ b/Engine/BezierSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BlockingBackgroundRender.cpp b/Engine/BlockingBackgroundRender.cpp
index 8445161719..9c0023b7b2 100644
--- a/Engine/BlockingBackgroundRender.cpp
+++ b/Engine/BlockingBackgroundRender.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BlockingBackgroundRender.h b/Engine/BlockingBackgroundRender.h
index 87e660f83e..985f02539f 100644
--- a/Engine/BlockingBackgroundRender.h
+++ b/Engine/BlockingBackgroundRender.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/BufferableObject.h b/Engine/BufferableObject.h
index b5bc4b48ec..b8374b6c82 100644
--- a/Engine/BufferableObject.h
+++ b/Engine/BufferableObject.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CLArgs.cpp b/Engine/CLArgs.cpp
index 16ff26e226..97c3173eba 100644
--- a/Engine/CLArgs.cpp
+++ b/Engine/CLArgs.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CLArgs.h b/Engine/CLArgs.h
index 4fb9c00473..5d4b74e404 100644
--- a/Engine/CLArgs.h
+++ b/Engine/CLArgs.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Cache.cpp b/Engine/Cache.cpp
index f51e1e6763..6e2b050ea2 100644
--- a/Engine/Cache.cpp
+++ b/Engine/Cache.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Cache.h b/Engine/Cache.h
index 6b49edbfa8..298f5dcc77 100644
--- a/Engine/Cache.h
+++ b/Engine/Cache.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CacheEntry.h b/Engine/CacheEntry.h
index 7dd63884cf..0b0c6849aa 100644
--- a/Engine/CacheEntry.h
+++ b/Engine/CacheEntry.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CacheEntryHolder.h b/Engine/CacheEntryHolder.h
index 0da052bcce..3f364d0a1e 100644
--- a/Engine/CacheEntryHolder.h
+++ b/Engine/CacheEntryHolder.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CacheSerialization.h b/Engine/CacheSerialization.h
index d3a6e62acd..1f8115cfc9 100644
--- a/Engine/CacheSerialization.h
+++ b/Engine/CacheSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ChoiceOption.h b/Engine/ChoiceOption.h
index 57b83044e9..5c271a6672 100644
--- a/Engine/ChoiceOption.h
+++ b/Engine/ChoiceOption.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CoonsRegularization.cpp b/Engine/CoonsRegularization.cpp
index c879238bfb..0002781376 100644
--- a/Engine/CoonsRegularization.cpp
+++ b/Engine/CoonsRegularization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CoonsRegularization.h b/Engine/CoonsRegularization.h
index 29d1e65397..9fb1006692 100644
--- a/Engine/CoonsRegularization.h
+++ b/Engine/CoonsRegularization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CreateNodeArgs.cpp b/Engine/CreateNodeArgs.cpp
index 95eedacc5e..a24c72c9e3 100644
--- a/Engine/CreateNodeArgs.cpp
+++ b/Engine/CreateNodeArgs.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CreateNodeArgs.h b/Engine/CreateNodeArgs.h
index 04ec9fabf1..729224723a 100644
--- a/Engine/CreateNodeArgs.h
+++ b/Engine/CreateNodeArgs.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Curve.cpp b/Engine/Curve.cpp
index 573ffdce42..a0f6284b4d 100644
--- a/Engine/Curve.cpp
+++ b/Engine/Curve.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Curve.h b/Engine/Curve.h
index ab71cd2f8c..15d02ef35a 100644
--- a/Engine/Curve.h
+++ b/Engine/Curve.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CurvePrivate.h b/Engine/CurvePrivate.h
index 64c0dbbbdb..17a1e6c2bf 100644
--- a/Engine/CurvePrivate.h
+++ b/Engine/CurvePrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CurveSerialization.cpp b/Engine/CurveSerialization.cpp
index b80f0f72aa..62231b9aa3 100644
--- a/Engine/CurveSerialization.cpp
+++ b/Engine/CurveSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/CurveSerialization.h b/Engine/CurveSerialization.h
index 1f1724c9b5..8bccbf7bd6 100644
--- a/Engine/CurveSerialization.h
+++ b/Engine/CurveSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/DefaultShaders.cpp b/Engine/DefaultShaders.cpp
index 8041254a0b..b1639efe57 100644
--- a/Engine/DefaultShaders.cpp
+++ b/Engine/DefaultShaders.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/DefaultShaders.h b/Engine/DefaultShaders.h
index 227b6905a0..fe966c4358 100644
--- a/Engine/DefaultShaders.h
+++ b/Engine/DefaultShaders.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/DiskCacheNode.cpp b/Engine/DiskCacheNode.cpp
index 2301cd4b3f..e3b20d9dee 100644
--- a/Engine/DiskCacheNode.cpp
+++ b/Engine/DiskCacheNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/DiskCacheNode.h b/Engine/DiskCacheNode.h
index d4039a02cf..6b6ad2ecdf 100644
--- a/Engine/DiskCacheNode.h
+++ b/Engine/DiskCacheNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/DockablePanelI.h b/Engine/DockablePanelI.h
index 6988178c9a..510c8f0e1d 100644
--- a/Engine/DockablePanelI.h
+++ b/Engine/DockablePanelI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Dot.cpp b/Engine/Dot.cpp
index e88ac826ae..1905e684fc 100644
--- a/Engine/Dot.cpp
+++ b/Engine/Dot.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Dot.h b/Engine/Dot.h
index b20a11a199..1d0b1fdd33 100644
--- a/Engine/Dot.h
+++ b/Engine/Dot.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/EffectInstance.cpp b/Engine/EffectInstance.cpp
index 659553eb49..b67dd818c2 100644
--- a/Engine/EffectInstance.cpp
+++ b/Engine/EffectInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/EffectInstance.h b/Engine/EffectInstance.h
index 85d00251a6..c21b9244ee 100644
--- a/Engine/EffectInstance.h
+++ b/Engine/EffectInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/EffectInstancePrivate.cpp b/Engine/EffectInstancePrivate.cpp
index aa8de92b5f..a28cf7da4e 100644
--- a/Engine/EffectInstancePrivate.cpp
+++ b/Engine/EffectInstancePrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/EffectInstancePrivate.h b/Engine/EffectInstancePrivate.h
index 33fe020cd5..fafed54128 100644
--- a/Engine/EffectInstancePrivate.h
+++ b/Engine/EffectInstancePrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/EffectInstanceRenderRoI.cpp b/Engine/EffectInstanceRenderRoI.cpp
index a38df6278d..c7a3a75d14 100644
--- a/Engine/EffectInstanceRenderRoI.cpp
+++ b/Engine/EffectInstanceRenderRoI.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Engine.pro b/Engine/Engine.pro
index 54ae3ea220..2063c1a669 100644
--- a/Engine/Engine.pro
+++ b/Engine/Engine.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/Engine/EngineFwd.h b/Engine/EngineFwd.h
index 0fd4fa6b8e..0770a9d476 100644
--- a/Engine/EngineFwd.h
+++ b/Engine/EngineFwd.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ExistenceCheckThread.cpp b/Engine/ExistenceCheckThread.cpp
index bc98db5b21..776c97aeab 100644
--- a/Engine/ExistenceCheckThread.cpp
+++ b/Engine/ExistenceCheckThread.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ExistenceCheckThread.h b/Engine/ExistenceCheckThread.h
index ae92e9b9aa..5366ab33ea 100644
--- a/Engine/ExistenceCheckThread.h
+++ b/Engine/ExistenceCheckThread.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FeatherPoint.h b/Engine/FeatherPoint.h
index b2b7814362..0442a1abe7 100644
--- a/Engine/FeatherPoint.h
+++ b/Engine/FeatherPoint.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FileDownloader.cpp b/Engine/FileDownloader.cpp
index 97a73ef5ee..eeef31e042 100644
--- a/Engine/FileDownloader.cpp
+++ b/Engine/FileDownloader.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FileDownloader.h b/Engine/FileDownloader.h
index 1526eabca3..fb2d58de71 100644
--- a/Engine/FileDownloader.h
+++ b/Engine/FileDownloader.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FileSystemModel.cpp b/Engine/FileSystemModel.cpp
index 58b80236aa..f51a3029e3 100644
--- a/Engine/FileSystemModel.cpp
+++ b/Engine/FileSystemModel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FileSystemModel.h b/Engine/FileSystemModel.h
index 84f8d991e7..6822507c3a 100644
--- a/Engine/FileSystemModel.h
+++ b/Engine/FileSystemModel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FitCurve.cpp b/Engine/FitCurve.cpp
index b3cbcbb2fd..b0254bb3bd 100644
--- a/Engine/FitCurve.cpp
+++ b/Engine/FitCurve.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FitCurve.h b/Engine/FitCurve.h
index 67ae305cc8..f1b3753031 100644
--- a/Engine/FitCurve.h
+++ b/Engine/FitCurve.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Format.h b/Engine/Format.h
index f4594dbc8d..c9447f50c4 100644
--- a/Engine/Format.h
+++ b/Engine/Format.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FormatSerialization.h b/Engine/FormatSerialization.h
index 5076b1a924..ce25427eed 100644
--- a/Engine/FormatSerialization.h
+++ b/Engine/FormatSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameEntry.cpp b/Engine/FrameEntry.cpp
index c45417aacb..06088f23f7 100644
--- a/Engine/FrameEntry.cpp
+++ b/Engine/FrameEntry.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameEntry.h b/Engine/FrameEntry.h
index 43eadfb46b..e54659190b 100644
--- a/Engine/FrameEntry.h
+++ b/Engine/FrameEntry.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameEntrySerialization.h b/Engine/FrameEntrySerialization.h
index 70e013c248..fa7b4ba79d 100644
--- a/Engine/FrameEntrySerialization.h
+++ b/Engine/FrameEntrySerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameKey.cpp b/Engine/FrameKey.cpp
index 3d165197af..ec18b74dc1 100644
--- a/Engine/FrameKey.cpp
+++ b/Engine/FrameKey.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameKey.h b/Engine/FrameKey.h
index ed3c41430a..3b58afce31 100644
--- a/Engine/FrameKey.h
+++ b/Engine/FrameKey.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameParams.h b/Engine/FrameParams.h
index 32a2a237b6..98e228b7bc 100644
--- a/Engine/FrameParams.h
+++ b/Engine/FrameParams.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameParamsSerialization.cpp b/Engine/FrameParamsSerialization.cpp
index eff3537750..d5ee6a6b27 100644
--- a/Engine/FrameParamsSerialization.cpp
+++ b/Engine/FrameParamsSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/FrameParamsSerialization.h b/Engine/FrameParamsSerialization.h
index b3298cc64d..50a7110ff4 100644
--- a/Engine/FrameParamsSerialization.h
+++ b/Engine/FrameParamsSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GLShader.cpp b/Engine/GLShader.cpp
index 9142939e09..8b6288708e 100644
--- a/Engine/GLShader.cpp
+++ b/Engine/GLShader.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GLShader.h b/Engine/GLShader.h
index a7a5b8aed1..53ef534d96 100644
--- a/Engine/GLShader.h
+++ b/Engine/GLShader.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GPUContextPool.cpp b/Engine/GPUContextPool.cpp
index 75132450d5..36db081590 100644
--- a/Engine/GPUContextPool.cpp
+++ b/Engine/GPUContextPool.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GPUContextPool.h b/Engine/GPUContextPool.h
index 39158e4f3c..64f41d4884 100644
--- a/Engine/GPUContextPool.h
+++ b/Engine/GPUContextPool.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GenericSchedulerThread.cpp b/Engine/GenericSchedulerThread.cpp
index 9fc016c1bf..48839c0e69 100644
--- a/Engine/GenericSchedulerThread.cpp
+++ b/Engine/GenericSchedulerThread.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GenericSchedulerThread.h b/Engine/GenericSchedulerThread.h
index 5724cfe1d4..cd12d41446 100644
--- a/Engine/GenericSchedulerThread.h
+++ b/Engine/GenericSchedulerThread.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GenericSchedulerThreadWatcher.cpp b/Engine/GenericSchedulerThreadWatcher.cpp
index 53fdd7ac0c..cb930c51fc 100644
--- a/Engine/GenericSchedulerThreadWatcher.cpp
+++ b/Engine/GenericSchedulerThreadWatcher.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GenericSchedulerThreadWatcher.h b/Engine/GenericSchedulerThreadWatcher.h
index b62e2c8c54..409d455c1e 100644
--- a/Engine/GenericSchedulerThreadWatcher.h
+++ b/Engine/GenericSchedulerThreadWatcher.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GroupInput.cpp b/Engine/GroupInput.cpp
index 83ce2a6cc3..9fdd8f7f47 100644
--- a/Engine/GroupInput.cpp
+++ b/Engine/GroupInput.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GroupInput.h b/Engine/GroupInput.h
index ead090d083..c56aa20e6f 100644
--- a/Engine/GroupInput.h
+++ b/Engine/GroupInput.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GroupOutput.cpp b/Engine/GroupOutput.cpp
index 0729a53974..3594f31bef 100644
--- a/Engine/GroupOutput.cpp
+++ b/Engine/GroupOutput.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/GroupOutput.h b/Engine/GroupOutput.h
index 102637e060..c215a661ba 100644
--- a/Engine/GroupOutput.h
+++ b/Engine/GroupOutput.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Hash64.cpp b/Engine/Hash64.cpp
index 838cadaa7d..8ccb958bee 100644
--- a/Engine/Hash64.cpp
+++ b/Engine/Hash64.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Hash64.h b/Engine/Hash64.h
index 0add736f07..3cf726d015 100644
--- a/Engine/Hash64.h
+++ b/Engine/Hash64.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/HistogramCPU.cpp b/Engine/HistogramCPU.cpp
index ce3e9ab6b5..62ad819604 100644
--- a/Engine/HistogramCPU.cpp
+++ b/Engine/HistogramCPU.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/HistogramCPU.h b/Engine/HistogramCPU.h
index 20a42ff79e..14c3795931 100644
--- a/Engine/HistogramCPU.h
+++ b/Engine/HistogramCPU.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/HostOverlaySupport.cpp b/Engine/HostOverlaySupport.cpp
index e09a1ec871..ada8be5a71 100644
--- a/Engine/HostOverlaySupport.cpp
+++ b/Engine/HostOverlaySupport.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/HostOverlaySupport.h b/Engine/HostOverlaySupport.h
index b1a6134aa8..646581e4bd 100644
--- a/Engine/HostOverlaySupport.h
+++ b/Engine/HostOverlaySupport.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Image.cpp b/Engine/Image.cpp
index 31209867c0..f7003faecb 100644
--- a/Engine/Image.cpp
+++ b/Engine/Image.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Image.h b/Engine/Image.h
index c663b9137d..a6e0845937 100644
--- a/Engine/Image.h
+++ b/Engine/Image.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageConvert.cpp b/Engine/ImageConvert.cpp
index 2f3cee90c8..aaf217909c 100644
--- a/Engine/ImageConvert.cpp
+++ b/Engine/ImageConvert.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageCopyChannels.cpp b/Engine/ImageCopyChannels.cpp
index 64c7c6ac94..0af9e79fbd 100644
--- a/Engine/ImageCopyChannels.cpp
+++ b/Engine/ImageCopyChannels.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageKey.cpp b/Engine/ImageKey.cpp
index 3c17226613..d748fab991 100644
--- a/Engine/ImageKey.cpp
+++ b/Engine/ImageKey.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageKey.h b/Engine/ImageKey.h
index 6aeb512e0a..60471cb1ac 100644
--- a/Engine/ImageKey.h
+++ b/Engine/ImageKey.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageLocker.h b/Engine/ImageLocker.h
index 1434bda2fb..f3cfe47ea6 100644
--- a/Engine/ImageLocker.h
+++ b/Engine/ImageLocker.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageMaskMix.cpp b/Engine/ImageMaskMix.cpp
index d3fc91334c..9977c4a8e5 100644
--- a/Engine/ImageMaskMix.cpp
+++ b/Engine/ImageMaskMix.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageParams.h b/Engine/ImageParams.h
index b1025d208b..4c4d51828c 100644
--- a/Engine/ImageParams.h
+++ b/Engine/ImageParams.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageParamsSerialization.cpp b/Engine/ImageParamsSerialization.cpp
index 034fbe31b2..6fefa0c8ab 100644
--- a/Engine/ImageParamsSerialization.cpp
+++ b/Engine/ImageParamsSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageParamsSerialization.h b/Engine/ImageParamsSerialization.h
index 4ea34f3d45..b4f7401c86 100644
--- a/Engine/ImageParamsSerialization.h
+++ b/Engine/ImageParamsSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImagePlaneDesc.cpp b/Engine/ImagePlaneDesc.cpp
index f75c40d0af..fb5e5a4498 100644
--- a/Engine/ImagePlaneDesc.cpp
+++ b/Engine/ImagePlaneDesc.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImagePlaneDesc.h b/Engine/ImagePlaneDesc.h
index 2e75ce6fa9..a4fd7cc00e 100644
--- a/Engine/ImagePlaneDesc.h
+++ b/Engine/ImagePlaneDesc.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ImageSerialization.h b/Engine/ImageSerialization.h
index 03824a62e2..d37f30b23d 100644
--- a/Engine/ImageSerialization.h
+++ b/Engine/ImageSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Interpolation.cpp b/Engine/Interpolation.cpp
index 3999b76217..773527a4cb 100644
--- a/Engine/Interpolation.cpp
+++ b/Engine/Interpolation.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Interpolation.h b/Engine/Interpolation.h
index 6e6cba32fe..30bb15959b 100644
--- a/Engine/Interpolation.h
+++ b/Engine/Interpolation.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/JoinViewsNode.cpp b/Engine/JoinViewsNode.cpp
index ce3594a4e2..b0e0e93300 100644
--- a/Engine/JoinViewsNode.cpp
+++ b/Engine/JoinViewsNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/JoinViewsNode.h b/Engine/JoinViewsNode.h
index 950b9438cd..fe44369eb5 100644
--- a/Engine/JoinViewsNode.h
+++ b/Engine/JoinViewsNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KeyHelper.h b/Engine/KeyHelper.h
index 32bee82db4..22fc1013e4 100644
--- a/Engine/KeyHelper.h
+++ b/Engine/KeyHelper.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Knob.cpp b/Engine/Knob.cpp
index 0f6b8a4142..d41621a609 100644
--- a/Engine/Knob.cpp
+++ b/Engine/Knob.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Knob.h b/Engine/Knob.h
index 3895d9ada6..905763d90e 100644
--- a/Engine/Knob.h
+++ b/Engine/Knob.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobFactory.cpp b/Engine/KnobFactory.cpp
index 5b81ce860d..1a96711e9c 100644
--- a/Engine/KnobFactory.cpp
+++ b/Engine/KnobFactory.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobFactory.h b/Engine/KnobFactory.h
index d8e1005a11..df004698c5 100644
--- a/Engine/KnobFactory.h
+++ b/Engine/KnobFactory.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobFile.cpp b/Engine/KnobFile.cpp
index a26880b22f..0cd8b35174 100644
--- a/Engine/KnobFile.cpp
+++ b/Engine/KnobFile.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobFile.h b/Engine/KnobFile.h
index 74882275c1..781fbb543a 100644
--- a/Engine/KnobFile.h
+++ b/Engine/KnobFile.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobGuiI.h b/Engine/KnobGuiI.h
index 799b3e8b2c..1f61537a7d 100644
--- a/Engine/KnobGuiI.h
+++ b/Engine/KnobGuiI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobImpl.h b/Engine/KnobImpl.h
index a986efba7b..5e76b48d18 100644
--- a/Engine/KnobImpl.h
+++ b/Engine/KnobImpl.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobSerialization.cpp b/Engine/KnobSerialization.cpp
index 9f046a78de..30b00a5ebf 100644
--- a/Engine/KnobSerialization.cpp
+++ b/Engine/KnobSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobSerialization.h b/Engine/KnobSerialization.h
index cd61454015..8e14dbef39 100644
--- a/Engine/KnobSerialization.h
+++ b/Engine/KnobSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobTypes.cpp b/Engine/KnobTypes.cpp
index b66f973064..18bc2f6fa7 100644
--- a/Engine/KnobTypes.cpp
+++ b/Engine/KnobTypes.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/KnobTypes.h b/Engine/KnobTypes.h
index be7e3eb2ef..1b3d49b734 100644
--- a/Engine/KnobTypes.h
+++ b/Engine/KnobTypes.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/LRUHashTable.h b/Engine/LRUHashTable.h
index 14a809dc2d..d56dd7ebaf 100644
--- a/Engine/LRUHashTable.h
+++ b/Engine/LRUHashTable.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/LibraryBinary.cpp b/Engine/LibraryBinary.cpp
index 533bebe756..2ce76b3021 100644
--- a/Engine/LibraryBinary.cpp
+++ b/Engine/LibraryBinary.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/LibraryBinary.h b/Engine/LibraryBinary.h
index f546e6aec7..d3e73c615d 100644
--- a/Engine/LibraryBinary.h
+++ b/Engine/LibraryBinary.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Log.cpp b/Engine/Log.cpp
index 241f34e131..cf9f168614 100644
--- a/Engine/Log.cpp
+++ b/Engine/Log.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Log.h b/Engine/Log.h
index e6cee7bf05..a5a6513c87 100644
--- a/Engine/Log.h
+++ b/Engine/Log.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/LogEntry.h b/Engine/LogEntry.h
index 3f4054ea6a..8d4116b6ec 100644
--- a/Engine/LogEntry.h
+++ b/Engine/LogEntry.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Lut.cpp b/Engine/Lut.cpp
index a16f131113..42877a3607 100644
--- a/Engine/Lut.cpp
+++ b/Engine/Lut.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Lut.h b/Engine/Lut.h
index 02170f5991..bd00f7eef0 100644
--- a/Engine/Lut.h
+++ b/Engine/Lut.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Markdown.cpp b/Engine/Markdown.cpp
index 364a23a416..7f6ae356eb 100644
--- a/Engine/Markdown.cpp
+++ b/Engine/Markdown.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Markdown.h b/Engine/Markdown.h
index 02ef736f20..0b0cf7a480 100644
--- a/Engine/Markdown.h
+++ b/Engine/Markdown.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/MemoryFile.cpp b/Engine/MemoryFile.cpp
index 68801cb347..dcfad53db9 100644
--- a/Engine/MemoryFile.cpp
+++ b/Engine/MemoryFile.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/MemoryFile.h b/Engine/MemoryFile.h
index 9616f2e0aa..4efd91e019 100644
--- a/Engine/MemoryFile.h
+++ b/Engine/MemoryFile.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/MemoryInfo.cpp b/Engine/MemoryInfo.cpp
index b22c3f44b8..7bf5fd536e 100644
--- a/Engine/MemoryInfo.cpp
+++ b/Engine/MemoryInfo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/MemoryInfo.h b/Engine/MemoryInfo.h
index 890c6e6cab..396c99cc42 100644
--- a/Engine/MemoryInfo.h
+++ b/Engine/MemoryInfo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/MergingEnum.h b/Engine/MergingEnum.h
index 33a3918332..421bc2332e 100644
--- a/Engine/MergingEnum.h
+++ b/Engine/MergingEnum.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NoOpBase.cpp b/Engine/NoOpBase.cpp
index dd7b2ac000..ebb0685fef 100644
--- a/Engine/NoOpBase.cpp
+++ b/Engine/NoOpBase.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NoOpBase.h b/Engine/NoOpBase.h
index d6fb33ac60..1b7ac0ef60 100644
--- a/Engine/NoOpBase.h
+++ b/Engine/NoOpBase.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Node.cpp b/Engine/Node.cpp
index b5e53651ea..feab1d828a 100644
--- a/Engine/Node.cpp
+++ b/Engine/Node.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Node.h b/Engine/Node.h
index c782bff1af..ebf2e07a23 100644
--- a/Engine/Node.h
+++ b/Engine/Node.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeDocumentation.cpp b/Engine/NodeDocumentation.cpp
index 4ef92f06d1..00735e8550 100644
--- a/Engine/NodeDocumentation.cpp
+++ b/Engine/NodeDocumentation.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGraphI.h b/Engine/NodeGraphI.h
index 840ea13df9..d29f58bc55 100644
--- a/Engine/NodeGraphI.h
+++ b/Engine/NodeGraphI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGroup.cpp b/Engine/NodeGroup.cpp
index e4b367a9d9..0b8d53468b 100644
--- a/Engine/NodeGroup.cpp
+++ b/Engine/NodeGroup.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGroup.h b/Engine/NodeGroup.h
index 7bd11fec17..7150a993a4 100644
--- a/Engine/NodeGroup.h
+++ b/Engine/NodeGroup.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGroupSerialization.cpp b/Engine/NodeGroupSerialization.cpp
index 962874a039..a510eabf4a 100644
--- a/Engine/NodeGroupSerialization.cpp
+++ b/Engine/NodeGroupSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGroupSerialization.h b/Engine/NodeGroupSerialization.h
index d5ebe76c85..2a6b969ebb 100644
--- a/Engine/NodeGroupSerialization.h
+++ b/Engine/NodeGroupSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeGuiI.h b/Engine/NodeGuiI.h
index 9c395215e3..e088b1ff5e 100644
--- a/Engine/NodeGuiI.h
+++ b/Engine/NodeGuiI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeInputs.cpp b/Engine/NodeInputs.cpp
index 701d34eae5..47960c0808 100644
--- a/Engine/NodeInputs.cpp
+++ b/Engine/NodeInputs.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeMain.cpp b/Engine/NodeMain.cpp
index d50200a77b..d3b439a176 100644
--- a/Engine/NodeMain.cpp
+++ b/Engine/NodeMain.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeMetadata.cpp b/Engine/NodeMetadata.cpp
index f8e04a723f..b63282f005 100644
--- a/Engine/NodeMetadata.cpp
+++ b/Engine/NodeMetadata.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeMetadata.h b/Engine/NodeMetadata.h
index c88bd399fc..ece7546657 100644
--- a/Engine/NodeMetadata.h
+++ b/Engine/NodeMetadata.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeName.cpp b/Engine/NodeName.cpp
index 09b8ff1fb1..f73b3d2b14 100644
--- a/Engine/NodeName.cpp
+++ b/Engine/NodeName.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeOverlay.cpp b/Engine/NodeOverlay.cpp
index 6b4ccf1bdc..347debf5de 100644
--- a/Engine/NodeOverlay.cpp
+++ b/Engine/NodeOverlay.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodePrivate.h b/Engine/NodePrivate.h
index 19c545fc5c..46b89a07c4 100644
--- a/Engine/NodePrivate.h
+++ b/Engine/NodePrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeSerialization.cpp b/Engine/NodeSerialization.cpp
index b29d8542ff..fec76bb35b 100644
--- a/Engine/NodeSerialization.cpp
+++ b/Engine/NodeSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NodeSerialization.h b/Engine/NodeSerialization.h
index 2c9d5d7848..82781cad17 100644
--- a/Engine/NodeSerialization.h
+++ b/Engine/NodeSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NonKeyParams.cpp b/Engine/NonKeyParams.cpp
index 027c42de97..f6aff83d19 100644
--- a/Engine/NonKeyParams.cpp
+++ b/Engine/NonKeyParams.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NonKeyParams.h b/Engine/NonKeyParams.h
index edfe79b0db..32b8a78f1d 100644
--- a/Engine/NonKeyParams.h
+++ b/Engine/NonKeyParams.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NonKeyParamsSerialization.cpp b/Engine/NonKeyParamsSerialization.cpp
index 2d08ec8ba1..cf1eff15c8 100644
--- a/Engine/NonKeyParamsSerialization.cpp
+++ b/Engine/NonKeyParamsSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/NonKeyParamsSerialization.h b/Engine/NonKeyParamsSerialization.h
index 0ec99abc25..4c41b09b20 100644
--- a/Engine/NonKeyParamsSerialization.h
+++ b/Engine/NonKeyParamsSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext.cpp b/Engine/OSGLContext.cpp
index 727f092bd5..e1d098d4f1 100644
--- a/Engine/OSGLContext.cpp
+++ b/Engine/OSGLContext.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext.h b/Engine/OSGLContext.h
index 77d0012de9..f7db14d77b 100644
--- a/Engine/OSGLContext.h
+++ b/Engine/OSGLContext.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_mac.cpp b/Engine/OSGLContext_mac.cpp
index 7edec78b11..027cfa1e42 100644
--- a/Engine/OSGLContext_mac.cpp
+++ b/Engine/OSGLContext_mac.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_mac.h b/Engine/OSGLContext_mac.h
index 5bcb81be93..90b5eb48c9 100644
--- a/Engine/OSGLContext_mac.h
+++ b/Engine/OSGLContext_mac.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_win.cpp b/Engine/OSGLContext_win.cpp
index 472670cded..c74a6fa6d4 100644
--- a/Engine/OSGLContext_win.cpp
+++ b/Engine/OSGLContext_win.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_win.h b/Engine/OSGLContext_win.h
index aac552b277..a5930edac5 100644
--- a/Engine/OSGLContext_win.h
+++ b/Engine/OSGLContext_win.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_x11.cpp b/Engine/OSGLContext_x11.cpp
index 8c3e6adc20..b32e926154 100644
--- a/Engine/OSGLContext_x11.cpp
+++ b/Engine/OSGLContext_x11.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OSGLContext_x11.h b/Engine/OSGLContext_x11.h
index 506bff8f64..0e70840898 100644
--- a/Engine/OSGLContext_x11.h
+++ b/Engine/OSGLContext_x11.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxClipInstance.cpp b/Engine/OfxClipInstance.cpp
index 2aa6a3110a..39d0f9db21 100644
--- a/Engine/OfxClipInstance.cpp
+++ b/Engine/OfxClipInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxClipInstance.h b/Engine/OfxClipInstance.h
index eef81431fe..c7d422de03 100644
--- a/Engine/OfxClipInstance.h
+++ b/Engine/OfxClipInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxEffectInstance.cpp b/Engine/OfxEffectInstance.cpp
index d41958ec5f..2da75b91ca 100644
--- a/Engine/OfxEffectInstance.cpp
+++ b/Engine/OfxEffectInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxEffectInstance.h b/Engine/OfxEffectInstance.h
index 8ef09ffd6a..0f7211d288 100644
--- a/Engine/OfxEffectInstance.h
+++ b/Engine/OfxEffectInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxHost.cpp b/Engine/OfxHost.cpp
index 6d19096405..de2fd5b4ce 100644
--- a/Engine/OfxHost.cpp
+++ b/Engine/OfxHost.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxHost.h b/Engine/OfxHost.h
index 47d5e3ede0..5c128e3803 100644
--- a/Engine/OfxHost.h
+++ b/Engine/OfxHost.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxImageEffectInstance.cpp b/Engine/OfxImageEffectInstance.cpp
index bf06e8fbfe..4d21703a91 100644
--- a/Engine/OfxImageEffectInstance.cpp
+++ b/Engine/OfxImageEffectInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxImageEffectInstance.h b/Engine/OfxImageEffectInstance.h
index 71ebfe282c..e16f3a9109 100644
--- a/Engine/OfxImageEffectInstance.h
+++ b/Engine/OfxImageEffectInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxMemory.cpp b/Engine/OfxMemory.cpp
index 3c8b2216a3..3247918d04 100644
--- a/Engine/OfxMemory.cpp
+++ b/Engine/OfxMemory.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxMemory.h b/Engine/OfxMemory.h
index 1249a37049..8ac85a9ae0 100644
--- a/Engine/OfxMemory.h
+++ b/Engine/OfxMemory.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxOverlayInteract.cpp b/Engine/OfxOverlayInteract.cpp
index a121c889b4..8aedbd5fd4 100644
--- a/Engine/OfxOverlayInteract.cpp
+++ b/Engine/OfxOverlayInteract.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxOverlayInteract.h b/Engine/OfxOverlayInteract.h
index f9c541836e..0ce6e9d1e6 100644
--- a/Engine/OfxOverlayInteract.h
+++ b/Engine/OfxOverlayInteract.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxParamInstance.cpp b/Engine/OfxParamInstance.cpp
index 07a8f1a559..b13c96252f 100644
--- a/Engine/OfxParamInstance.cpp
+++ b/Engine/OfxParamInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OfxParamInstance.h b/Engine/OfxParamInstance.h
index f6243eadaf..ac609a2e5a 100644
--- a/Engine/OfxParamInstance.h
+++ b/Engine/OfxParamInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OneViewNode.cpp b/Engine/OneViewNode.cpp
index a3369ea8ce..0cac7b31ba 100644
--- a/Engine/OneViewNode.cpp
+++ b/Engine/OneViewNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OneViewNode.h b/Engine/OneViewNode.h
index 3a12fbc6b3..14bab75733 100644
--- a/Engine/OneViewNode.h
+++ b/Engine/OneViewNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OpenGLViewerI.h b/Engine/OpenGLViewerI.h
index b2d8e2cac2..962482717d 100644
--- a/Engine/OpenGLViewerI.h
+++ b/Engine/OpenGLViewerI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OutputEffectInstance.cpp b/Engine/OutputEffectInstance.cpp
index 114b832ed7..8790cc4079 100644
--- a/Engine/OutputEffectInstance.cpp
+++ b/Engine/OutputEffectInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OutputEffectInstance.h b/Engine/OutputEffectInstance.h
index 39fbc08691..247e4c1730 100644
--- a/Engine/OutputEffectInstance.h
+++ b/Engine/OutputEffectInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OutputSchedulerThread.cpp b/Engine/OutputSchedulerThread.cpp
index 9bc8bc555e..913fc2c78e 100644
--- a/Engine/OutputSchedulerThread.cpp
+++ b/Engine/OutputSchedulerThread.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OutputSchedulerThread.h b/Engine/OutputSchedulerThread.h
index 0de60f9a69..aa334504c5 100644
--- a/Engine/OutputSchedulerThread.h
+++ b/Engine/OutputSchedulerThread.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/OverlaySupport.h b/Engine/OverlaySupport.h
index 0cbdc62b12..745e634207 100644
--- a/Engine/OverlaySupport.h
+++ b/Engine/OverlaySupport.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ParallelRenderArgs.cpp b/Engine/ParallelRenderArgs.cpp
index 9fad9d1e04..0b60e02a06 100644
--- a/Engine/ParallelRenderArgs.cpp
+++ b/Engine/ParallelRenderArgs.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ParallelRenderArgs.h b/Engine/ParallelRenderArgs.h
index faef2be228..4824384af6 100644
--- a/Engine/ParallelRenderArgs.h
+++ b/Engine/ParallelRenderArgs.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Plugin.cpp b/Engine/Plugin.cpp
index 14def90b11..057256240b 100644
--- a/Engine/Plugin.cpp
+++ b/Engine/Plugin.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Plugin.h b/Engine/Plugin.h
index 4174e49fd6..213a80339c 100644
--- a/Engine/Plugin.h
+++ b/Engine/Plugin.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PluginActionShortcut.h b/Engine/PluginActionShortcut.h
index 769a0d0553..3489223d48 100644
--- a/Engine/PluginActionShortcut.h
+++ b/Engine/PluginActionShortcut.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PluginMemory.cpp b/Engine/PluginMemory.cpp
index 81f15ea7af..52907042b6 100644
--- a/Engine/PluginMemory.cpp
+++ b/Engine/PluginMemory.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PluginMemory.h b/Engine/PluginMemory.h
index 6e2ffd6eed..d023eed545 100644
--- a/Engine/PluginMemory.h
+++ b/Engine/PluginMemory.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PrecompNode.cpp b/Engine/PrecompNode.cpp
index 224d5c0729..39e054405c 100644
--- a/Engine/PrecompNode.cpp
+++ b/Engine/PrecompNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PrecompNode.h b/Engine/PrecompNode.h
index 88e8bc5af9..5bf2ff05bd 100644
--- a/Engine/PrecompNode.h
+++ b/Engine/PrecompNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProcessHandler.cpp b/Engine/ProcessHandler.cpp
index 618d7899a1..05d19770e1 100644
--- a/Engine/ProcessHandler.cpp
+++ b/Engine/ProcessHandler.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProcessHandler.h b/Engine/ProcessHandler.h
index 125b60770c..633b03b004 100644
--- a/Engine/ProcessHandler.h
+++ b/Engine/ProcessHandler.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Project.cpp b/Engine/Project.cpp
index 661f1c638e..54fd3f8f94 100644
--- a/Engine/Project.cpp
+++ b/Engine/Project.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Project.h b/Engine/Project.h
index c139b6eecd..b4f303e547 100644
--- a/Engine/Project.h
+++ b/Engine/Project.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProjectPrivate.cpp b/Engine/ProjectPrivate.cpp
index 58a11cb75a..b173f7854f 100644
--- a/Engine/ProjectPrivate.cpp
+++ b/Engine/ProjectPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProjectPrivate.h b/Engine/ProjectPrivate.h
index 94b5ed5e5b..9f89e239ca 100644
--- a/Engine/ProjectPrivate.h
+++ b/Engine/ProjectPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProjectSerialization.cpp b/Engine/ProjectSerialization.cpp
index 4935afae34..3f5e9ec7c2 100644
--- a/Engine/ProjectSerialization.cpp
+++ b/Engine/ProjectSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ProjectSerialization.h b/Engine/ProjectSerialization.h
index 7d95030e4b..3f1fe3d546 100644
--- a/Engine/ProjectSerialization.h
+++ b/Engine/ProjectSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyAppInstance.cpp b/Engine/PyAppInstance.cpp
index cb41b462cc..55087b750b 100644
--- a/Engine/PyAppInstance.cpp
+++ b/Engine/PyAppInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyAppInstance.h b/Engine/PyAppInstance.h
index f986dd2b1f..c955acd591 100644
--- a/Engine/PyAppInstance.h
+++ b/Engine/PyAppInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyExprUtils.cpp b/Engine/PyExprUtils.cpp
index 982f04b8b6..85545f7faa 100644
--- a/Engine/PyExprUtils.cpp
+++ b/Engine/PyExprUtils.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyExprUtils.h b/Engine/PyExprUtils.h
index 4b4827389b..9cdca84ac0 100644
--- a/Engine/PyExprUtils.h
+++ b/Engine/PyExprUtils.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyGlobalFunctions.h b/Engine/PyGlobalFunctions.h
index 95f9c336ce..a5fe9d5a14 100644
--- a/Engine/PyGlobalFunctions.h
+++ b/Engine/PyGlobalFunctions.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyNode.cpp b/Engine/PyNode.cpp
index c17568907f..58cbea2d44 100644
--- a/Engine/PyNode.cpp
+++ b/Engine/PyNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyNode.h b/Engine/PyNode.h
index de9499bc02..4a0ea89527 100644
--- a/Engine/PyNode.h
+++ b/Engine/PyNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyNodeGroup.cpp b/Engine/PyNodeGroup.cpp
index 66d3bf2669..8dce1f6feb 100644
--- a/Engine/PyNodeGroup.cpp
+++ b/Engine/PyNodeGroup.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyNodeGroup.h b/Engine/PyNodeGroup.h
index a2eb04a5d8..3277a8ab88 100644
--- a/Engine/PyNodeGroup.h
+++ b/Engine/PyNodeGroup.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyParameter.cpp b/Engine/PyParameter.cpp
index a6c892aa3a..f7f1d7b1da 100644
--- a/Engine/PyParameter.cpp
+++ b/Engine/PyParameter.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyParameter.h b/Engine/PyParameter.h
index ec45e5c6d9..c13b8716dd 100644
--- a/Engine/PyParameter.h
+++ b/Engine/PyParameter.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyRoto.cpp b/Engine/PyRoto.cpp
index f317027d53..ea107ff3e7 100644
--- a/Engine/PyRoto.cpp
+++ b/Engine/PyRoto.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyRoto.h b/Engine/PyRoto.h
index 542cb74674..2b50206862 100644
--- a/Engine/PyRoto.h
+++ b/Engine/PyRoto.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PySideCompat.cpp b/Engine/PySideCompat.cpp
index e222159bd7..538df0468d 100644
--- a/Engine/PySideCompat.cpp
+++ b/Engine/PySideCompat.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyTracker.cpp b/Engine/PyTracker.cpp
index 032deb88c4..ca46c48e6c 100644
--- a/Engine/PyTracker.cpp
+++ b/Engine/PyTracker.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/PyTracker.h b/Engine/PyTracker.h
index f8c46330b0..ff28a96edf 100644
--- a/Engine/PyTracker.h
+++ b/Engine/PyTracker.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Pyside_Engine_Python.h b/Engine/Pyside_Engine_Python.h
index 8a40087e29..c0c69b2d30 100644
--- a/Engine/Pyside_Engine_Python.h
+++ b/Engine/Pyside_Engine_Python.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/QUrlFix.mm b/Engine/QUrlFix.mm
index 25e7e39b5b..569f91ee8e 100644
--- a/Engine/QUrlFix.mm
+++ b/Engine/QUrlFix.mm
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ReadNode.cpp b/Engine/ReadNode.cpp
index a5b820c9ec..0e4e22a9f3 100644
--- a/Engine/ReadNode.cpp
+++ b/Engine/ReadNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ReadNode.h b/Engine/ReadNode.h
index 56bde882fc..eb36e665df 100644
--- a/Engine/ReadNode.h
+++ b/Engine/ReadNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectD.cpp b/Engine/RectD.cpp
index 9f6a274ece..d22ba8a807 100644
--- a/Engine/RectD.cpp
+++ b/Engine/RectD.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectD.h b/Engine/RectD.h
index 827bedaf03..b7c2de5389 100644
--- a/Engine/RectD.h
+++ b/Engine/RectD.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectDSerialization.h b/Engine/RectDSerialization.h
index 0bca1c7044..679c0933e5 100644
--- a/Engine/RectDSerialization.h
+++ b/Engine/RectDSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectI.cpp b/Engine/RectI.cpp
index 7ff2573239..9af8ec6707 100644
--- a/Engine/RectI.cpp
+++ b/Engine/RectI.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectI.h b/Engine/RectI.h
index 3b8d170103..436c5cf8bb 100644
--- a/Engine/RectI.h
+++ b/Engine/RectI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RectISerialization.h b/Engine/RectISerialization.h
index 7db475245d..56d8f2f8c6 100644
--- a/Engine/RectISerialization.h
+++ b/Engine/RectISerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RenderStats.cpp b/Engine/RenderStats.cpp
index d01f07c748..e03bcaa2e3 100644
--- a/Engine/RenderStats.cpp
+++ b/Engine/RenderStats.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RenderStats.h b/Engine/RenderStats.h
index a8d45bcf6c..9768d177fd 100644
--- a/Engine/RenderStats.h
+++ b/Engine/RenderStats.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoContext.cpp b/Engine/RotoContext.cpp
index 785da93387..bce29e476c 100644
--- a/Engine/RotoContext.cpp
+++ b/Engine/RotoContext.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoContext.h b/Engine/RotoContext.h
index 1f2e8e8e52..d1ebca4dba 100644
--- a/Engine/RotoContext.h
+++ b/Engine/RotoContext.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoContextPrivate.h b/Engine/RotoContextPrivate.h
index 7510746215..b70b98a8ce 100644
--- a/Engine/RotoContextPrivate.h
+++ b/Engine/RotoContextPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoContextSerialization.h b/Engine/RotoContextSerialization.h
index e86e9ce171..1159697f16 100644
--- a/Engine/RotoContextSerialization.h
+++ b/Engine/RotoContextSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoDrawableItem.cpp b/Engine/RotoDrawableItem.cpp
index 8da0d1cf53..c5b50472b3 100644
--- a/Engine/RotoDrawableItem.cpp
+++ b/Engine/RotoDrawableItem.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoDrawableItem.h b/Engine/RotoDrawableItem.h
index f4fa0d590a..32239a8b39 100644
--- a/Engine/RotoDrawableItem.h
+++ b/Engine/RotoDrawableItem.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoDrawableItemSerialization.h b/Engine/RotoDrawableItemSerialization.h
index c7cb85dc8f..8cb575da38 100644
--- a/Engine/RotoDrawableItemSerialization.h
+++ b/Engine/RotoDrawableItemSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoItem.cpp b/Engine/RotoItem.cpp
index e89704a011..c259d2402c 100644
--- a/Engine/RotoItem.cpp
+++ b/Engine/RotoItem.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoItem.h b/Engine/RotoItem.h
index 5b2abc65d1..da7a8a6a2a 100644
--- a/Engine/RotoItem.h
+++ b/Engine/RotoItem.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoItemSerialization.h b/Engine/RotoItemSerialization.h
index 7656e4aa2a..305e930902 100644
--- a/Engine/RotoItemSerialization.h
+++ b/Engine/RotoItemSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoLayer.cpp b/Engine/RotoLayer.cpp
index b998c321a6..a0b786d4b9 100644
--- a/Engine/RotoLayer.cpp
+++ b/Engine/RotoLayer.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoLayer.h b/Engine/RotoLayer.h
index 412f81ebb2..ad660f2f32 100644
--- a/Engine/RotoLayer.h
+++ b/Engine/RotoLayer.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoLayerSerialization.h b/Engine/RotoLayerSerialization.h
index bcac6d2242..7b2c316984 100644
--- a/Engine/RotoLayerSerialization.h
+++ b/Engine/RotoLayerSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoPaint.cpp b/Engine/RotoPaint.cpp
index 53774f8daf..5311bb2926 100644
--- a/Engine/RotoPaint.cpp
+++ b/Engine/RotoPaint.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoPaint.h b/Engine/RotoPaint.h
index 8dc4b90654..9e5a410d32 100644
--- a/Engine/RotoPaint.h
+++ b/Engine/RotoPaint.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoPaintInteract.cpp b/Engine/RotoPaintInteract.cpp
index 8307dead19..0785c4b824 100644
--- a/Engine/RotoPaintInteract.cpp
+++ b/Engine/RotoPaintInteract.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoPaintInteract.h b/Engine/RotoPaintInteract.h
index 7cf48a3184..6ee1f80277 100644
--- a/Engine/RotoPaintInteract.h
+++ b/Engine/RotoPaintInteract.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoPoint.h b/Engine/RotoPoint.h
index 998b650442..700f97c79d 100644
--- a/Engine/RotoPoint.h
+++ b/Engine/RotoPoint.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoSmear.cpp b/Engine/RotoSmear.cpp
index 5dbe74f3cd..c768b72ed9 100644
--- a/Engine/RotoSmear.cpp
+++ b/Engine/RotoSmear.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoSmear.h b/Engine/RotoSmear.h
index 6375646b68..905850e506 100644
--- a/Engine/RotoSmear.h
+++ b/Engine/RotoSmear.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoStrokeItem.cpp b/Engine/RotoStrokeItem.cpp
index 5fbdb7fadc..3008e65df8 100644
--- a/Engine/RotoStrokeItem.cpp
+++ b/Engine/RotoStrokeItem.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoStrokeItem.h b/Engine/RotoStrokeItem.h
index d067ff13e3..de43ca94e3 100644
--- a/Engine/RotoStrokeItem.h
+++ b/Engine/RotoStrokeItem.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoStrokeItemSerialization.h b/Engine/RotoStrokeItemSerialization.h
index 08227b4e90..09b5d9d07a 100644
--- a/Engine/RotoStrokeItemSerialization.h
+++ b/Engine/RotoStrokeItemSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoUndoCommand.cpp b/Engine/RotoUndoCommand.cpp
index ca211135ac..f00bd2f38c 100644
--- a/Engine/RotoUndoCommand.cpp
+++ b/Engine/RotoUndoCommand.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/RotoUndoCommand.h b/Engine/RotoUndoCommand.h
index 8cf556a337..348aef11cf 100644
--- a/Engine/RotoUndoCommand.h
+++ b/Engine/RotoUndoCommand.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ScriptObject.cpp b/Engine/ScriptObject.cpp
index 8a3986cbc4..c2686fb6be 100644
--- a/Engine/ScriptObject.cpp
+++ b/Engine/ScriptObject.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ScriptObject.h b/Engine/ScriptObject.h
index 420f093ec0..509d7be508 100644
--- a/Engine/ScriptObject.h
+++ b/Engine/ScriptObject.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Settings.cpp b/Engine/Settings.cpp
index 0f97131fd4..4c14639e29 100644
--- a/Engine/Settings.cpp
+++ b/Engine/Settings.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Settings.h b/Engine/Settings.h
index f7fe718e3f..9c262d5132 100644
--- a/Engine/Settings.h
+++ b/Engine/Settings.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Singleton.h b/Engine/Singleton.h
index 5bcfb18f5c..65e2ae0b8d 100644
--- a/Engine/Singleton.h
+++ b/Engine/Singleton.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Smooth1D.cpp b/Engine/Smooth1D.cpp
index c998ad9ccc..dc08f15247 100644
--- a/Engine/Smooth1D.cpp
+++ b/Engine/Smooth1D.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Smooth1D.h b/Engine/Smooth1D.h
index 79af6700ae..93c329ef53 100644
--- a/Engine/Smooth1D.h
+++ b/Engine/Smooth1D.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/StandardPaths.cpp b/Engine/StandardPaths.cpp
index 62d2089934..cd2c6310cf 100644
--- a/Engine/StandardPaths.cpp
+++ b/Engine/StandardPaths.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/StandardPaths.h b/Engine/StandardPaths.h
index 62e212d670..8e50b227a5 100644
--- a/Engine/StandardPaths.h
+++ b/Engine/StandardPaths.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/StringAnimationManager.cpp b/Engine/StringAnimationManager.cpp
index d8c96c1697..640f6e999e 100644
--- a/Engine/StringAnimationManager.cpp
+++ b/Engine/StringAnimationManager.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/StringAnimationManager.h b/Engine/StringAnimationManager.h
index 92a63e8d1a..7ff17d5fa1 100644
--- a/Engine/StringAnimationManager.h
+++ b/Engine/StringAnimationManager.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TLSHolder.cpp b/Engine/TLSHolder.cpp
index 10361243b7..ffeb92e7f6 100644
--- a/Engine/TLSHolder.cpp
+++ b/Engine/TLSHolder.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TLSHolder.h b/Engine/TLSHolder.h
index 93ba7397cc..e8ad25f5df 100644
--- a/Engine/TLSHolder.h
+++ b/Engine/TLSHolder.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TLSHolderImpl.h b/Engine/TLSHolderImpl.h
index b66e79ec27..dbad5aef3b 100644
--- a/Engine/TLSHolderImpl.h
+++ b/Engine/TLSHolderImpl.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Texture.cpp b/Engine/Texture.cpp
index e5fd8dd042..caad1f3fa7 100644
--- a/Engine/Texture.cpp
+++ b/Engine/Texture.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Texture.h b/Engine/Texture.h
index fdebc97b0c..f36e0fdcb7 100644
--- a/Engine/Texture.h
+++ b/Engine/Texture.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TextureRect.cpp b/Engine/TextureRect.cpp
index c9e9311b16..6c5723be1f 100644
--- a/Engine/TextureRect.cpp
+++ b/Engine/TextureRect.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TextureRect.h b/Engine/TextureRect.h
index 853f93718a..46c6b954f2 100644
--- a/Engine/TextureRect.h
+++ b/Engine/TextureRect.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TextureRectSerialization.h b/Engine/TextureRectSerialization.h
index c91e409374..5e04d3707a 100644
--- a/Engine/TextureRectSerialization.h
+++ b/Engine/TextureRectSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ThreadPool.cpp b/Engine/ThreadPool.cpp
index d8ac78fc56..8f2d33f5f5 100644
--- a/Engine/ThreadPool.cpp
+++ b/Engine/ThreadPool.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ThreadPool.h b/Engine/ThreadPool.h
index de91da0420..2e43c31e87 100644
--- a/Engine/ThreadPool.h
+++ b/Engine/ThreadPool.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ThreadStorage.h b/Engine/ThreadStorage.h
index 2c62db8894..0e13a8cb17 100644
--- a/Engine/ThreadStorage.h
+++ b/Engine/ThreadStorage.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TimeLine.cpp b/Engine/TimeLine.cpp
index e8eadf80df..f6e6f48ad0 100644
--- a/Engine/TimeLine.cpp
+++ b/Engine/TimeLine.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TimeLine.h b/Engine/TimeLine.h
index 0eb8ebe812..bec6418c03 100644
--- a/Engine/TimeLine.h
+++ b/Engine/TimeLine.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TimeLineKeyFrames.h b/Engine/TimeLineKeyFrames.h
index b7446837ff..19d5944d21 100644
--- a/Engine/TimeLineKeyFrames.h
+++ b/Engine/TimeLineKeyFrames.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Timer.cpp b/Engine/Timer.cpp
index 5c99d64fb9..e333fa4bb5 100644
--- a/Engine/Timer.cpp
+++ b/Engine/Timer.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Timer.h b/Engine/Timer.h
index 7a9c308ed5..e28e73eae7 100644
--- a/Engine/Timer.h
+++ b/Engine/Timer.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackMarker.cpp b/Engine/TrackMarker.cpp
index 5324ad604d..8cfdfa6266 100644
--- a/Engine/TrackMarker.cpp
+++ b/Engine/TrackMarker.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackMarker.h b/Engine/TrackMarker.h
index 3ea2b9da34..df8be0ba23 100644
--- a/Engine/TrackMarker.h
+++ b/Engine/TrackMarker.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerContext.cpp b/Engine/TrackerContext.cpp
index 7d42cd945a..527e91390e 100644
--- a/Engine/TrackerContext.cpp
+++ b/Engine/TrackerContext.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerContext.h b/Engine/TrackerContext.h
index 877e623b3e..8aab254a7a 100644
--- a/Engine/TrackerContext.h
+++ b/Engine/TrackerContext.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerContextPrivate.cpp b/Engine/TrackerContextPrivate.cpp
index 650145406d..1697730826 100644
--- a/Engine/TrackerContextPrivate.cpp
+++ b/Engine/TrackerContextPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerContextPrivate.h b/Engine/TrackerContextPrivate.h
index 4febb501de..2d15cee700 100644
--- a/Engine/TrackerContextPrivate.h
+++ b/Engine/TrackerContextPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerFrameAccessor.cpp b/Engine/TrackerFrameAccessor.cpp
index 734e97c4d6..65f4a17224 100644
--- a/Engine/TrackerFrameAccessor.cpp
+++ b/Engine/TrackerFrameAccessor.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerFrameAccessor.h b/Engine/TrackerFrameAccessor.h
index 98f81b48fe..32f6fe8d32 100644
--- a/Engine/TrackerFrameAccessor.h
+++ b/Engine/TrackerFrameAccessor.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerNode.cpp b/Engine/TrackerNode.cpp
index 2968cf0ce7..337603f0e6 100644
--- a/Engine/TrackerNode.cpp
+++ b/Engine/TrackerNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerNode.h b/Engine/TrackerNode.h
index 5826af2186..5345fa1dec 100644
--- a/Engine/TrackerNode.h
+++ b/Engine/TrackerNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerNodeInteract.cpp b/Engine/TrackerNodeInteract.cpp
index 98189d4a2f..60e0537f41 100644
--- a/Engine/TrackerNodeInteract.cpp
+++ b/Engine/TrackerNodeInteract.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerNodeInteract.h b/Engine/TrackerNodeInteract.h
index 34b092269f..d6db3b77f8 100644
--- a/Engine/TrackerNodeInteract.h
+++ b/Engine/TrackerNodeInteract.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerSerialization.h b/Engine/TrackerSerialization.h
index bd0863a24b..0c2d8f806b 100644
--- a/Engine/TrackerSerialization.h
+++ b/Engine/TrackerSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerUndoCommand.cpp b/Engine/TrackerUndoCommand.cpp
index 4004266bf6..88144441f2 100644
--- a/Engine/TrackerUndoCommand.cpp
+++ b/Engine/TrackerUndoCommand.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/TrackerUndoCommand.h b/Engine/TrackerUndoCommand.h
index b4b495270e..028d8d5877 100644
--- a/Engine/TrackerUndoCommand.h
+++ b/Engine/TrackerUndoCommand.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Transform.cpp b/Engine/Transform.cpp
index 3ec40cf794..e1c138eb02 100644
--- a/Engine/Transform.cpp
+++ b/Engine/Transform.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Transform.h b/Engine/Transform.h
index 242be26647..3ae31c43a1 100644
--- a/Engine/Transform.h
+++ b/Engine/Transform.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/UndoCommand.h b/Engine/UndoCommand.h
index 40623b82c4..f1477b1a66 100644
--- a/Engine/UndoCommand.h
+++ b/Engine/UndoCommand.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/UpdateViewerParams.h b/Engine/UpdateViewerParams.h
index 3fcc47b8cf..a40d0ab014 100644
--- a/Engine/UpdateViewerParams.h
+++ b/Engine/UpdateViewerParams.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Utils.cpp b/Engine/Utils.cpp
index 98db7e22ec..c7279809d4 100644
--- a/Engine/Utils.cpp
+++ b/Engine/Utils.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Utils.h b/Engine/Utils.h
index 682e2cd555..4b21998baa 100644
--- a/Engine/Utils.h
+++ b/Engine/Utils.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/Variant.h b/Engine/Variant.h
index a1b6ad2328..013fcada8c 100644
--- a/Engine/Variant.h
+++ b/Engine/Variant.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/VariantSerialization.h b/Engine/VariantSerialization.h
index 0bd6355462..3cff250ac1 100644
--- a/Engine/VariantSerialization.h
+++ b/Engine/VariantSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ViewIdx.h b/Engine/ViewIdx.h
index 45c003b9de..3923ebe624 100644
--- a/Engine/ViewIdx.h
+++ b/Engine/ViewIdx.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ViewerInstance.cpp b/Engine/ViewerInstance.cpp
index d68270aa03..db94c20b01 100644
--- a/Engine/ViewerInstance.cpp
+++ b/Engine/ViewerInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ViewerInstance.h b/Engine/ViewerInstance.h
index 285e7db5af..ec83b64e09 100644
--- a/Engine/ViewerInstance.h
+++ b/Engine/ViewerInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/ViewerInstancePrivate.h b/Engine/ViewerInstancePrivate.h
index 18e354fcf2..4fccec70aa 100644
--- a/Engine/ViewerInstancePrivate.h
+++ b/Engine/ViewerInstancePrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/WriteNode.cpp b/Engine/WriteNode.cpp
index bc2e1a5338..edae6bb895 100644
--- a/Engine/WriteNode.cpp
+++ b/Engine/WriteNode.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/WriteNode.h b/Engine/WriteNode.h
index e54f311aed..a3281fbac5 100644
--- a/Engine/WriteNode.h
+++ b/Engine/WriteNode.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Engine/fstream_mingw.h b/Engine/fstream_mingw.h
index 71fe74a1d8..58846fe327 100644
--- a/Engine/fstream_mingw.h
+++ b/Engine/fstream_mingw.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/Enums.h b/Global/Enums.h
index 62a0032ee1..ca0c4b804a 100644
--- a/Global/Enums.h
+++ b/Global/Enums.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/FStreamsSupport.cpp b/Global/FStreamsSupport.cpp
index 123b649352..f284ad3372 100644
--- a/Global/FStreamsSupport.cpp
+++ b/Global/FStreamsSupport.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/FStreamsSupport.h b/Global/FStreamsSupport.h
index b98dcfea49..d764fd3f30 100644
--- a/Global/FStreamsSupport.h
+++ b/Global/FStreamsSupport.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/GLIncludes.h b/Global/GLIncludes.h
index c7c4ba4982..8dab9d133d 100644
--- a/Global/GLIncludes.h
+++ b/Global/GLIncludes.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/GlobalDefines.h b/Global/GlobalDefines.h
index 0fb452659a..69d824bdd0 100644
--- a/Global/GlobalDefines.h
+++ b/Global/GlobalDefines.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/KeySymbols.h b/Global/KeySymbols.h
index 909f5ec04e..49c41bf271 100644
--- a/Global/KeySymbols.h
+++ b/Global/KeySymbols.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/Macros.h b/Global/Macros.h
index 924613f4f8..7593405e7e 100644
--- a/Global/Macros.h
+++ b/Global/Macros.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/ProcInfo.cpp b/Global/ProcInfo.cpp
index 87f22174f8..e0be71a3c9 100644
--- a/Global/ProcInfo.cpp
+++ b/Global/ProcInfo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/ProcInfo.h b/Global/ProcInfo.h
index 02587e4bc1..e0307e3611 100644
--- a/Global/ProcInfo.h
+++ b/Global/ProcInfo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/PythonUtils.cpp b/Global/PythonUtils.cpp
index 64fd3625ec..4f40196bee 100755
--- a/Global/PythonUtils.cpp
+++ b/Global/PythonUtils.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/PythonUtils.h b/Global/PythonUtils.h
index 92a28a6d0b..5e01effb36 100755
--- a/Global/PythonUtils.h
+++ b/Global/PythonUtils.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/QtCompat.h b/Global/QtCompat.h
index d501b3ebdd..fea2f842cc 100644
--- a/Global/QtCompat.h
+++ b/Global/QtCompat.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/StrUtils.cpp b/Global/StrUtils.cpp
index 68e8e20c15..131f96a676 100755
--- a/Global/StrUtils.cpp
+++ b/Global/StrUtils.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/StrUtils.h b/Global/StrUtils.h
index e7d6888acc..b7aecf45fb 100755
--- a/Global/StrUtils.h
+++ b/Global/StrUtils.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Global/fstream_mingw.h b/Global/fstream_mingw.h
index 71fe74a1d8..58846fe327 100644
--- a/Global/fstream_mingw.h
+++ b/Global/fstream_mingw.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AboutWindow.cpp b/Gui/AboutWindow.cpp
index af24426902..4d0d3863da 100644
--- a/Gui/AboutWindow.cpp
+++ b/Gui/AboutWindow.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AboutWindow.h b/Gui/AboutWindow.h
index 75e872f6ac..a2124be00f 100644
--- a/Gui/AboutWindow.h
+++ b/Gui/AboutWindow.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ActionShortcuts.cpp b/Gui/ActionShortcuts.cpp
index b2248809dd..1afd3ba547 100644
--- a/Gui/ActionShortcuts.cpp
+++ b/Gui/ActionShortcuts.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ActionShortcuts.h b/Gui/ActionShortcuts.h
index f2413b2f13..75ed30d098 100644
--- a/Gui/ActionShortcuts.h
+++ b/Gui/ActionShortcuts.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AddKnobDialog.cpp b/Gui/AddKnobDialog.cpp
index 468d18c81d..936e41119a 100644
--- a/Gui/AddKnobDialog.cpp
+++ b/Gui/AddKnobDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AddKnobDialog.h b/Gui/AddKnobDialog.h
index 91ca8b768f..a0a7a528b5 100644
--- a/Gui/AddKnobDialog.h
+++ b/Gui/AddKnobDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AnimatedCheckBox.cpp b/Gui/AnimatedCheckBox.cpp
index 2202eec7b5..09598ed45e 100644
--- a/Gui/AnimatedCheckBox.cpp
+++ b/Gui/AnimatedCheckBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AnimatedCheckBox.h b/Gui/AnimatedCheckBox.h
index d6e29349f5..db4f4a0d8c 100644
--- a/Gui/AnimatedCheckBox.h
+++ b/Gui/AnimatedCheckBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AutoHideToolBar.cpp b/Gui/AutoHideToolBar.cpp
index aa2c303acb..e565e54743 100644
--- a/Gui/AutoHideToolBar.cpp
+++ b/Gui/AutoHideToolBar.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/AutoHideToolBar.h b/Gui/AutoHideToolBar.h
index faccbb4651..b99ebddb63 100644
--- a/Gui/AutoHideToolBar.h
+++ b/Gui/AutoHideToolBar.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/BackdropGui.cpp b/Gui/BackdropGui.cpp
index 0f1c66a272..1d70368b09 100644
--- a/Gui/BackdropGui.cpp
+++ b/Gui/BackdropGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/BackdropGui.h b/Gui/BackdropGui.h
index 0bce96a8e4..69592a954a 100644
--- a/Gui/BackdropGui.h
+++ b/Gui/BackdropGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Button.cpp b/Gui/Button.cpp
index 4b7957eb7c..b940997388 100644
--- a/Gui/Button.cpp
+++ b/Gui/Button.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Button.h b/Gui/Button.h
index e5beb7408b..871b94817b 100644
--- a/Gui/Button.h
+++ b/Gui/Button.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ChannelsComboBox.cpp b/Gui/ChannelsComboBox.cpp
index fe9e2c8b1e..a8e10f2c29 100644
--- a/Gui/ChannelsComboBox.cpp
+++ b/Gui/ChannelsComboBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ChannelsComboBox.h b/Gui/ChannelsComboBox.h
index bde0262c7b..3fbcf0bf75 100644
--- a/Gui/ChannelsComboBox.h
+++ b/Gui/ChannelsComboBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ClickableLabel.cpp b/Gui/ClickableLabel.cpp
index 7560ca32bf..cc4a526b0f 100644
--- a/Gui/ClickableLabel.cpp
+++ b/Gui/ClickableLabel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ClickableLabel.h b/Gui/ClickableLabel.h
index e7d752293e..beebe09c99 100644
--- a/Gui/ClickableLabel.h
+++ b/Gui/ClickableLabel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ColoredFrame.cpp b/Gui/ColoredFrame.cpp
index 1e6d47d0c7..c8d93e88be 100644
--- a/Gui/ColoredFrame.cpp
+++ b/Gui/ColoredFrame.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ColoredFrame.h b/Gui/ColoredFrame.h
index 10f014fbd3..69e779ea72 100644
--- a/Gui/ColoredFrame.h
+++ b/Gui/ColoredFrame.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ComboBox.cpp b/Gui/ComboBox.cpp
index 25411560ba..7a36d0189e 100644
--- a/Gui/ComboBox.cpp
+++ b/Gui/ComboBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ComboBox.h b/Gui/ComboBox.h
index 74e9d41b60..8c24e1af27 100644
--- a/Gui/ComboBox.h
+++ b/Gui/ComboBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveEditor.cpp b/Gui/CurveEditor.cpp
index 55a1b09c87..0c927ac545 100644
--- a/Gui/CurveEditor.cpp
+++ b/Gui/CurveEditor.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveEditor.h b/Gui/CurveEditor.h
index 0354821f6a..e7e7911877 100644
--- a/Gui/CurveEditor.h
+++ b/Gui/CurveEditor.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveEditorUndoRedo.cpp b/Gui/CurveEditorUndoRedo.cpp
index 0d711bae12..2c0834e86e 100644
--- a/Gui/CurveEditorUndoRedo.cpp
+++ b/Gui/CurveEditorUndoRedo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveEditorUndoRedo.h b/Gui/CurveEditorUndoRedo.h
index bc97b7490c..a3251771ab 100644
--- a/Gui/CurveEditorUndoRedo.h
+++ b/Gui/CurveEditorUndoRedo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveGui.cpp b/Gui/CurveGui.cpp
index 17c7bb6fa4..8d6e8afb96 100644
--- a/Gui/CurveGui.cpp
+++ b/Gui/CurveGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveGui.h b/Gui/CurveGui.h
index 4ceccac472..22d1056996 100644
--- a/Gui/CurveGui.h
+++ b/Gui/CurveGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveSelection.h b/Gui/CurveSelection.h
index 0bbd8289e2..ce9c02645d 100644
--- a/Gui/CurveSelection.h
+++ b/Gui/CurveSelection.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidget.cpp b/Gui/CurveWidget.cpp
index 58f437ca21..1acc910a89 100644
--- a/Gui/CurveWidget.cpp
+++ b/Gui/CurveWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidget.h b/Gui/CurveWidget.h
index 24037a942e..ad64fbc71c 100644
--- a/Gui/CurveWidget.h
+++ b/Gui/CurveWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidgetDialogs.cpp b/Gui/CurveWidgetDialogs.cpp
index 507034c3dc..e508c8c7be 100644
--- a/Gui/CurveWidgetDialogs.cpp
+++ b/Gui/CurveWidgetDialogs.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidgetDialogs.h b/Gui/CurveWidgetDialogs.h
index fb6d29f45e..76be507e7f 100644
--- a/Gui/CurveWidgetDialogs.h
+++ b/Gui/CurveWidgetDialogs.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidgetPrivate.cpp b/Gui/CurveWidgetPrivate.cpp
index 722343d131..cc605d3891 100644
--- a/Gui/CurveWidgetPrivate.cpp
+++ b/Gui/CurveWidgetPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CurveWidgetPrivate.h b/Gui/CurveWidgetPrivate.h
index e14cbb7a57..96b1e76423 100644
--- a/Gui/CurveWidgetPrivate.h
+++ b/Gui/CurveWidgetPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CustomParamInteract.cpp b/Gui/CustomParamInteract.cpp
index 61142c813f..2047749e22 100644
--- a/Gui/CustomParamInteract.cpp
+++ b/Gui/CustomParamInteract.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/CustomParamInteract.h b/Gui/CustomParamInteract.h
index 1538fc3643..66694a939e 100644
--- a/Gui/CustomParamInteract.h
+++ b/Gui/CustomParamInteract.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DialogButtonBox.cpp b/Gui/DialogButtonBox.cpp
index 4191f01dc0..97d4b869a7 100644
--- a/Gui/DialogButtonBox.cpp
+++ b/Gui/DialogButtonBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DialogButtonBox.h b/Gui/DialogButtonBox.h
index 161b0ab408..38c56c3a26 100644
--- a/Gui/DialogButtonBox.h
+++ b/Gui/DialogButtonBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanel.cpp b/Gui/DockablePanel.cpp
index 36af83c274..baca86d8d3 100644
--- a/Gui/DockablePanel.cpp
+++ b/Gui/DockablePanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanel.h b/Gui/DockablePanel.h
index bb3b0d0983..45a20caa23 100644
--- a/Gui/DockablePanel.h
+++ b/Gui/DockablePanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanelPrivate.cpp b/Gui/DockablePanelPrivate.cpp
index 856efb29d9..bfd7787652 100644
--- a/Gui/DockablePanelPrivate.cpp
+++ b/Gui/DockablePanelPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanelPrivate.h b/Gui/DockablePanelPrivate.h
index 020ddd445c..395dad5041 100644
--- a/Gui/DockablePanelPrivate.h
+++ b/Gui/DockablePanelPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanelTabWidget.cpp b/Gui/DockablePanelTabWidget.cpp
index d3dd3675f9..9fdfbbbda9 100644
--- a/Gui/DockablePanelTabWidget.cpp
+++ b/Gui/DockablePanelTabWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DockablePanelTabWidget.h b/Gui/DockablePanelTabWidget.h
index 71b13bad61..f1d953723f 100644
--- a/Gui/DockablePanelTabWidget.h
+++ b/Gui/DockablePanelTabWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DocumentationManager.cpp b/Gui/DocumentationManager.cpp
index bc4e8af52d..6897a6ff1e 100644
--- a/Gui/DocumentationManager.cpp
+++ b/Gui/DocumentationManager.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DocumentationManager.h b/Gui/DocumentationManager.h
index c6ad4785c4..23555a8797 100644
--- a/Gui/DocumentationManager.h
+++ b/Gui/DocumentationManager.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheet.cpp b/Gui/DopeSheet.cpp
index 007d99e31b..5a529f4754 100644
--- a/Gui/DopeSheet.cpp
+++ b/Gui/DopeSheet.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheet.h b/Gui/DopeSheet.h
index 0abac048a9..e5d04e9d2c 100644
--- a/Gui/DopeSheet.h
+++ b/Gui/DopeSheet.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetEditor.cpp b/Gui/DopeSheetEditor.cpp
index 87f2a22765..544e531d4e 100644
--- a/Gui/DopeSheetEditor.cpp
+++ b/Gui/DopeSheetEditor.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetEditor.h b/Gui/DopeSheetEditor.h
index 7447127d46..95bba48d41 100644
--- a/Gui/DopeSheetEditor.h
+++ b/Gui/DopeSheetEditor.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetEditorUndoRedo.cpp b/Gui/DopeSheetEditorUndoRedo.cpp
index ebfbe284e1..88d33aca55 100644
--- a/Gui/DopeSheetEditorUndoRedo.cpp
+++ b/Gui/DopeSheetEditorUndoRedo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetEditorUndoRedo.h b/Gui/DopeSheetEditorUndoRedo.h
index fb3466d4fb..e0267cb0b3 100644
--- a/Gui/DopeSheetEditorUndoRedo.h
+++ b/Gui/DopeSheetEditorUndoRedo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetHierarchyView.cpp b/Gui/DopeSheetHierarchyView.cpp
index 8d5c278189..7358bc34e7 100644
--- a/Gui/DopeSheetHierarchyView.cpp
+++ b/Gui/DopeSheetHierarchyView.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetHierarchyView.h b/Gui/DopeSheetHierarchyView.h
index 5112689c7a..3316c9e835 100644
--- a/Gui/DopeSheetHierarchyView.h
+++ b/Gui/DopeSheetHierarchyView.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetView.cpp b/Gui/DopeSheetView.cpp
index 0aeea2a38e..c86776b996 100644
--- a/Gui/DopeSheetView.cpp
+++ b/Gui/DopeSheetView.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DopeSheetView.h b/Gui/DopeSheetView.h
index c77ed3fe06..9ca7967821 100644
--- a/Gui/DopeSheetView.h
+++ b/Gui/DopeSheetView.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DotGui.cpp b/Gui/DotGui.cpp
index 817569e699..fa5235c05c 100644
--- a/Gui/DotGui.cpp
+++ b/Gui/DotGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/DotGui.h b/Gui/DotGui.h
index 96045d4e4f..af8a92dc05 100644
--- a/Gui/DotGui.h
+++ b/Gui/DotGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Edge.cpp b/Gui/Edge.cpp
index 4bd994845c..b794454584 100644
--- a/Gui/Edge.cpp
+++ b/Gui/Edge.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Edge.h b/Gui/Edge.h
index b48f69ed2f..b6441e76fc 100644
--- a/Gui/Edge.h
+++ b/Gui/Edge.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/EditExpressionDialog.cpp b/Gui/EditExpressionDialog.cpp
index 079e6f0db0..06a30af903 100644
--- a/Gui/EditExpressionDialog.cpp
+++ b/Gui/EditExpressionDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/EditExpressionDialog.h b/Gui/EditExpressionDialog.h
index 16308b08c6..297da041e9 100644
--- a/Gui/EditExpressionDialog.h
+++ b/Gui/EditExpressionDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/EditScriptDialog.cpp b/Gui/EditScriptDialog.cpp
index b0c7ae8635..08cd19c208 100644
--- a/Gui/EditScriptDialog.cpp
+++ b/Gui/EditScriptDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/EditScriptDialog.h b/Gui/EditScriptDialog.h
index 1472718bdc..4246821629 100644
--- a/Gui/EditScriptDialog.h
+++ b/Gui/EditScriptDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ExportGroupTemplateDialog.cpp b/Gui/ExportGroupTemplateDialog.cpp
index 3a8462d704..97b2bbc35b 100644
--- a/Gui/ExportGroupTemplateDialog.cpp
+++ b/Gui/ExportGroupTemplateDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ExportGroupTemplateDialog.h b/Gui/ExportGroupTemplateDialog.h
index 1ea1fc7521..64d978ce51 100644
--- a/Gui/ExportGroupTemplateDialog.h
+++ b/Gui/ExportGroupTemplateDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/FloatingWidget.cpp b/Gui/FloatingWidget.cpp
index db04fca82f..a6e383bb3b 100644
--- a/Gui/FloatingWidget.cpp
+++ b/Gui/FloatingWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/FloatingWidget.h b/Gui/FloatingWidget.h
index 69911f096e..30951a1fe1 100644
--- a/Gui/FloatingWidget.h
+++ b/Gui/FloatingWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GroupBoxLabel.cpp b/Gui/GroupBoxLabel.cpp
index f8cf8c4585..57b515ebce 100644
--- a/Gui/GroupBoxLabel.cpp
+++ b/Gui/GroupBoxLabel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GroupBoxLabel.h b/Gui/GroupBoxLabel.h
index 78c898e26e..5d246da5b0 100644
--- a/Gui/GroupBoxLabel.h
+++ b/Gui/GroupBoxLabel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui.cpp b/Gui/Gui.cpp
index ca1873a96b..1172d33e74 100644
--- a/Gui/Gui.cpp
+++ b/Gui/Gui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui.h b/Gui/Gui.h
index 7b992a64a8..9218cc94d6 100644
--- a/Gui/Gui.h
+++ b/Gui/Gui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui.pro b/Gui/Gui.pro
index 0a76194c2c..a0c96d30c0 100644
--- a/Gui/Gui.pro
+++ b/Gui/Gui.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui05.cpp b/Gui/Gui05.cpp
index d85a569a13..1598448d22 100644
--- a/Gui/Gui05.cpp
+++ b/Gui/Gui05.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui10.cpp b/Gui/Gui10.cpp
index 9031c2bc31..2ab41d54fa 100644
--- a/Gui/Gui10.cpp
+++ b/Gui/Gui10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui15.cpp b/Gui/Gui15.cpp
index 069fd9a0ac..f1138127ee 100644
--- a/Gui/Gui15.cpp
+++ b/Gui/Gui15.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui20.cpp b/Gui/Gui20.cpp
index 592d7cdd05..33e7b012e3 100644
--- a/Gui/Gui20.cpp
+++ b/Gui/Gui20.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui30.cpp b/Gui/Gui30.cpp
index f3bb2f5adf..f8bcc4ba60 100644
--- a/Gui/Gui30.cpp
+++ b/Gui/Gui30.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui40.cpp b/Gui/Gui40.cpp
index 180236e1fd..64553bbe66 100644
--- a/Gui/Gui40.cpp
+++ b/Gui/Gui40.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Gui50.cpp b/Gui/Gui50.cpp
index d69e876d37..b4f80520e7 100644
--- a/Gui/Gui50.cpp
+++ b/Gui/Gui50.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiAppInstance.cpp b/Gui/GuiAppInstance.cpp
index 72ac930eef..32c5ac9f01 100644
--- a/Gui/GuiAppInstance.cpp
+++ b/Gui/GuiAppInstance.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiAppInstance.h b/Gui/GuiAppInstance.h
index e88da05589..13ed90d0b6 100644
--- a/Gui/GuiAppInstance.h
+++ b/Gui/GuiAppInstance.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiApplicationManager.cpp b/Gui/GuiApplicationManager.cpp
index 5955ebee8e..c82b07f389 100644
--- a/Gui/GuiApplicationManager.cpp
+++ b/Gui/GuiApplicationManager.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiApplicationManager.h b/Gui/GuiApplicationManager.h
index a900a89dd8..6644f23adb 100644
--- a/Gui/GuiApplicationManager.h
+++ b/Gui/GuiApplicationManager.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiApplicationManager10.cpp b/Gui/GuiApplicationManager10.cpp
index 7b046db155..0daa1b3da0 100644
--- a/Gui/GuiApplicationManager10.cpp
+++ b/Gui/GuiApplicationManager10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiApplicationManagerPrivate.cpp b/Gui/GuiApplicationManagerPrivate.cpp
index 58eb2c6c4e..8005e321f1 100644
--- a/Gui/GuiApplicationManagerPrivate.cpp
+++ b/Gui/GuiApplicationManagerPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiApplicationManagerPrivate.h b/Gui/GuiApplicationManagerPrivate.h
index 15a3db243c..a005e98c65 100644
--- a/Gui/GuiApplicationManagerPrivate.h
+++ b/Gui/GuiApplicationManagerPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiDefines.h b/Gui/GuiDefines.h
index 4f3c426e45..138a0f3e3f 100644
--- a/Gui/GuiDefines.h
+++ b/Gui/GuiDefines.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiFwd.h b/Gui/GuiFwd.h
index 9237be49de..b05e73a533 100644
--- a/Gui/GuiFwd.h
+++ b/Gui/GuiFwd.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiMacros.h b/Gui/GuiMacros.h
index a80659367b..727eb493fe 100644
--- a/Gui/GuiMacros.h
+++ b/Gui/GuiMacros.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiPrivate.cpp b/Gui/GuiPrivate.cpp
index 62e4cf769a..434b793ae1 100644
--- a/Gui/GuiPrivate.cpp
+++ b/Gui/GuiPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/GuiPrivate.h b/Gui/GuiPrivate.h
index 2d0b69d298..33708f198f 100644
--- a/Gui/GuiPrivate.h
+++ b/Gui/GuiPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Histogram.cpp b/Gui/Histogram.cpp
index c0ab871de8..4a37cfa7e8 100644
--- a/Gui/Histogram.cpp
+++ b/Gui/Histogram.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Histogram.h b/Gui/Histogram.h
index 84f80f007d..2cc1aadd57 100644
--- a/Gui/Histogram.h
+++ b/Gui/Histogram.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/HostOverlay.cpp b/Gui/HostOverlay.cpp
index bcfb057791..491911f4da 100644
--- a/Gui/HostOverlay.cpp
+++ b/Gui/HostOverlay.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/HostOverlay.h b/Gui/HostOverlay.h
index 14b7f6dae0..f16ab22b73 100644
--- a/Gui/HostOverlay.h
+++ b/Gui/HostOverlay.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/InfoViewerWidget.cpp b/Gui/InfoViewerWidget.cpp
index 2156a47530..419b871eb3 100644
--- a/Gui/InfoViewerWidget.cpp
+++ b/Gui/InfoViewerWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/InfoViewerWidget.h b/Gui/InfoViewerWidget.h
index 628b2ff48a..954868f175 100644
--- a/Gui/InfoViewerWidget.h
+++ b/Gui/InfoViewerWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGui.cpp b/Gui/KnobGui.cpp
index a703ae03dc..7d964bcb55 100644
--- a/Gui/KnobGui.cpp
+++ b/Gui/KnobGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGui.h b/Gui/KnobGui.h
index d6f4cfb029..f6295d8294 100644
--- a/Gui/KnobGui.h
+++ b/Gui/KnobGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGui10.cpp b/Gui/KnobGui10.cpp
index 76afbbe720..41d244f3b9 100644
--- a/Gui/KnobGui10.cpp
+++ b/Gui/KnobGui10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGui20.cpp b/Gui/KnobGui20.cpp
index f28232f0d5..9b27ff7d36 100644
--- a/Gui/KnobGui20.cpp
+++ b/Gui/KnobGui20.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiBool.cpp b/Gui/KnobGuiBool.cpp
index 9f809d4d84..c6fc195c3e 100644
--- a/Gui/KnobGuiBool.cpp
+++ b/Gui/KnobGuiBool.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiBool.h b/Gui/KnobGuiBool.h
index 6c81dd598e..1933b38a54 100644
--- a/Gui/KnobGuiBool.h
+++ b/Gui/KnobGuiBool.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiButton.cpp b/Gui/KnobGuiButton.cpp
index 8dfc25d3c6..75abcd9d77 100644
--- a/Gui/KnobGuiButton.cpp
+++ b/Gui/KnobGuiButton.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiButton.h b/Gui/KnobGuiButton.h
index 0be959b666..f8c5092289 100644
--- a/Gui/KnobGuiButton.h
+++ b/Gui/KnobGuiButton.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiChoice.cpp b/Gui/KnobGuiChoice.cpp
index 870091505f..07f886aa95 100644
--- a/Gui/KnobGuiChoice.cpp
+++ b/Gui/KnobGuiChoice.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiChoice.h b/Gui/KnobGuiChoice.h
index c3ca61aefb..57088e0f3c 100644
--- a/Gui/KnobGuiChoice.h
+++ b/Gui/KnobGuiChoice.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiColor.cpp b/Gui/KnobGuiColor.cpp
index fd9ec0625d..4ad39db5f9 100644
--- a/Gui/KnobGuiColor.cpp
+++ b/Gui/KnobGuiColor.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiColor.h b/Gui/KnobGuiColor.h
index 6cd5352685..4c43aec4f2 100644
--- a/Gui/KnobGuiColor.h
+++ b/Gui/KnobGuiColor.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiContainerHelper.cpp b/Gui/KnobGuiContainerHelper.cpp
index e91cede879..df9230b3f4 100644
--- a/Gui/KnobGuiContainerHelper.cpp
+++ b/Gui/KnobGuiContainerHelper.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiContainerHelper.h b/Gui/KnobGuiContainerHelper.h
index be05f4b214..c893c922bf 100644
--- a/Gui/KnobGuiContainerHelper.h
+++ b/Gui/KnobGuiContainerHelper.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiContainerI.h b/Gui/KnobGuiContainerI.h
index 6475d1ee73..e857462969 100644
--- a/Gui/KnobGuiContainerI.h
+++ b/Gui/KnobGuiContainerI.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiFactory.cpp b/Gui/KnobGuiFactory.cpp
index d44a613dfe..cbaae276cc 100644
--- a/Gui/KnobGuiFactory.cpp
+++ b/Gui/KnobGuiFactory.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiFactory.h b/Gui/KnobGuiFactory.h
index e0a72acd23..7cc35a2ff6 100644
--- a/Gui/KnobGuiFactory.h
+++ b/Gui/KnobGuiFactory.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiFile.cpp b/Gui/KnobGuiFile.cpp
index 5d7af18ec0..fb00021b08 100644
--- a/Gui/KnobGuiFile.cpp
+++ b/Gui/KnobGuiFile.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiFile.h b/Gui/KnobGuiFile.h
index c0f78df386..e7c2fd4ce9 100644
--- a/Gui/KnobGuiFile.h
+++ b/Gui/KnobGuiFile.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiGroup.cpp b/Gui/KnobGuiGroup.cpp
index 1501ac1009..20543a2f3c 100644
--- a/Gui/KnobGuiGroup.cpp
+++ b/Gui/KnobGuiGroup.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiGroup.h b/Gui/KnobGuiGroup.h
index 3838c55109..030c1a2041 100644
--- a/Gui/KnobGuiGroup.h
+++ b/Gui/KnobGuiGroup.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiParametric.cpp b/Gui/KnobGuiParametric.cpp
index 89c6973a18..7661cb5eba 100644
--- a/Gui/KnobGuiParametric.cpp
+++ b/Gui/KnobGuiParametric.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiParametric.h b/Gui/KnobGuiParametric.h
index 89a5e880f2..7212a655f6 100644
--- a/Gui/KnobGuiParametric.h
+++ b/Gui/KnobGuiParametric.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiPrivate.cpp b/Gui/KnobGuiPrivate.cpp
index 97fcc6d407..727238184a 100644
--- a/Gui/KnobGuiPrivate.cpp
+++ b/Gui/KnobGuiPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiSeparator.cpp b/Gui/KnobGuiSeparator.cpp
index b725e1c927..52cfe0219d 100644
--- a/Gui/KnobGuiSeparator.cpp
+++ b/Gui/KnobGuiSeparator.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiSeparator.h b/Gui/KnobGuiSeparator.h
index b5f48a95cb..f10ac89b4a 100644
--- a/Gui/KnobGuiSeparator.h
+++ b/Gui/KnobGuiSeparator.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiString.cpp b/Gui/KnobGuiString.cpp
index 5d32709443..311617fed4 100644
--- a/Gui/KnobGuiString.cpp
+++ b/Gui/KnobGuiString.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiString.h b/Gui/KnobGuiString.h
index a5be48ab29..517cd12214 100644
--- a/Gui/KnobGuiString.h
+++ b/Gui/KnobGuiString.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiTable.cpp b/Gui/KnobGuiTable.cpp
index 024ebb4e7e..6a91d5d35d 100644
--- a/Gui/KnobGuiTable.cpp
+++ b/Gui/KnobGuiTable.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiTable.h b/Gui/KnobGuiTable.h
index 6285e084e4..14b4d2de6b 100644
--- a/Gui/KnobGuiTable.h
+++ b/Gui/KnobGuiTable.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiValue.cpp b/Gui/KnobGuiValue.cpp
index 0b06cef539..d78c0db8cf 100644
--- a/Gui/KnobGuiValue.cpp
+++ b/Gui/KnobGuiValue.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobGuiValue.h b/Gui/KnobGuiValue.h
index 2decc29bcc..a67f56f36e 100644
--- a/Gui/KnobGuiValue.h
+++ b/Gui/KnobGuiValue.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobUndoCommand.cpp b/Gui/KnobUndoCommand.cpp
index bc473a01fc..fc8b6f56ed 100644
--- a/Gui/KnobUndoCommand.cpp
+++ b/Gui/KnobUndoCommand.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobUndoCommand.h b/Gui/KnobUndoCommand.h
index 90e2ecacaa..6e48ab3abf 100644
--- a/Gui/KnobUndoCommand.h
+++ b/Gui/KnobUndoCommand.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobWidgetDnD.cpp b/Gui/KnobWidgetDnD.cpp
index b7ec248097..da4309775d 100644
--- a/Gui/KnobWidgetDnD.cpp
+++ b/Gui/KnobWidgetDnD.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/KnobWidgetDnD.h b/Gui/KnobWidgetDnD.h
index b07df0b0fd..7362471222 100644
--- a/Gui/KnobWidgetDnD.h
+++ b/Gui/KnobWidgetDnD.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Label.cpp b/Gui/Label.cpp
index 72d5562b37..a5874580fe 100644
--- a/Gui/Label.cpp
+++ b/Gui/Label.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Label.h b/Gui/Label.h
index c2baa77903..b19243c94b 100644
--- a/Gui/Label.h
+++ b/Gui/Label.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LineEdit.cpp b/Gui/LineEdit.cpp
index 5d0ac57d14..c8bcdc02a1 100644
--- a/Gui/LineEdit.cpp
+++ b/Gui/LineEdit.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LineEdit.h b/Gui/LineEdit.h
index f59177725e..710bbbb036 100644
--- a/Gui/LineEdit.h
+++ b/Gui/LineEdit.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LinkToKnobDialog.cpp b/Gui/LinkToKnobDialog.cpp
index 4bf43ca6d5..60693867e1 100644
--- a/Gui/LinkToKnobDialog.cpp
+++ b/Gui/LinkToKnobDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LinkToKnobDialog.h b/Gui/LinkToKnobDialog.h
index 5fd6b7f0f3..6bec287af7 100644
--- a/Gui/LinkToKnobDialog.h
+++ b/Gui/LinkToKnobDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LogWindow.cpp b/Gui/LogWindow.cpp
index 9e92c123f7..030f9ade25 100644
--- a/Gui/LogWindow.cpp
+++ b/Gui/LogWindow.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/LogWindow.h b/Gui/LogWindow.h
index b707f320b5..027da44709 100644
--- a/Gui/LogWindow.h
+++ b/Gui/LogWindow.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ManageUserParamsDialog.cpp b/Gui/ManageUserParamsDialog.cpp
index a971321d6d..3bc34ef4bd 100644
--- a/Gui/ManageUserParamsDialog.cpp
+++ b/Gui/ManageUserParamsDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ManageUserParamsDialog.h b/Gui/ManageUserParamsDialog.h
index 58cd2a1268..915c513e9f 100644
--- a/Gui/ManageUserParamsDialog.h
+++ b/Gui/ManageUserParamsDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Menu.cpp b/Gui/Menu.cpp
index 9f2526e8f3..453add7d2c 100644
--- a/Gui/Menu.cpp
+++ b/Gui/Menu.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Menu.h b/Gui/Menu.h
index 8bab1d53e9..bec0bd242e 100644
--- a/Gui/Menu.h
+++ b/Gui/Menu.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/MessageBox.cpp b/Gui/MessageBox.cpp
index 5ea6563a94..df3ef88600 100644
--- a/Gui/MessageBox.cpp
+++ b/Gui/MessageBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/MessageBox.h b/Gui/MessageBox.h
index 54c989178b..1d6d6fcf42 100644
--- a/Gui/MessageBox.h
+++ b/Gui/MessageBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/MultiInstancePanel.cpp b/Gui/MultiInstancePanel.cpp
index 44f2ce6581..83f9b5bc85 100644
--- a/Gui/MultiInstancePanel.cpp
+++ b/Gui/MultiInstancePanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/MultiInstancePanel.h b/Gui/MultiInstancePanel.h
index 71f626b157..d62ab10bcd 100644
--- a/Gui/MultiInstancePanel.h
+++ b/Gui/MultiInstancePanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NewLayerDialog.cpp b/Gui/NewLayerDialog.cpp
index 7b8cf11c9a..e44912e911 100644
--- a/Gui/NewLayerDialog.cpp
+++ b/Gui/NewLayerDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NewLayerDialog.h b/Gui/NewLayerDialog.h
index edd9785524..617e90ddae 100644
--- a/Gui/NewLayerDialog.h
+++ b/Gui/NewLayerDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeBackdropSerialization.cpp b/Gui/NodeBackdropSerialization.cpp
index fca975ccc8..c50f7cffb3 100644
--- a/Gui/NodeBackdropSerialization.cpp
+++ b/Gui/NodeBackdropSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeBackdropSerialization.h b/Gui/NodeBackdropSerialization.h
index 9205c912ff..6363b83879 100644
--- a/Gui/NodeBackdropSerialization.h
+++ b/Gui/NodeBackdropSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeClipBoard.h b/Gui/NodeClipBoard.h
index 440310fd3d..e411fbee81 100644
--- a/Gui/NodeClipBoard.h
+++ b/Gui/NodeClipBoard.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeCreationDialog.cpp b/Gui/NodeCreationDialog.cpp
index e52a389ccd..2425d75239 100644
--- a/Gui/NodeCreationDialog.cpp
+++ b/Gui/NodeCreationDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeCreationDialog.h b/Gui/NodeCreationDialog.h
index 6683239dfd..e393647118 100644
--- a/Gui/NodeCreationDialog.h
+++ b/Gui/NodeCreationDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph.cpp b/Gui/NodeGraph.cpp
index 7582c3e157..ee5f475968 100644
--- a/Gui/NodeGraph.cpp
+++ b/Gui/NodeGraph.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph.h b/Gui/NodeGraph.h
index 6849d69fe7..7b11d8be68 100644
--- a/Gui/NodeGraph.h
+++ b/Gui/NodeGraph.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph05.cpp b/Gui/NodeGraph05.cpp
index 311ba31bd8..bc6fb1089f 100644
--- a/Gui/NodeGraph05.cpp
+++ b/Gui/NodeGraph05.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph10.cpp b/Gui/NodeGraph10.cpp
index 96191c5312..bfdd8ef4a6 100644
--- a/Gui/NodeGraph10.cpp
+++ b/Gui/NodeGraph10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph13.cpp b/Gui/NodeGraph13.cpp
index f8e70af062..19ce8e659d 100644
--- a/Gui/NodeGraph13.cpp
+++ b/Gui/NodeGraph13.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph15.cpp b/Gui/NodeGraph15.cpp
index 849cccedec..e73e706af9 100644
--- a/Gui/NodeGraph15.cpp
+++ b/Gui/NodeGraph15.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph20.cpp b/Gui/NodeGraph20.cpp
index ca88a3bac9..2b6b7217b7 100644
--- a/Gui/NodeGraph20.cpp
+++ b/Gui/NodeGraph20.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph25.cpp b/Gui/NodeGraph25.cpp
index 69789113ea..7dfc28732d 100644
--- a/Gui/NodeGraph25.cpp
+++ b/Gui/NodeGraph25.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph30.cpp b/Gui/NodeGraph30.cpp
index d562c097c4..697764b83f 100644
--- a/Gui/NodeGraph30.cpp
+++ b/Gui/NodeGraph30.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph35.cpp b/Gui/NodeGraph35.cpp
index 437097a560..1d724e92c6 100644
--- a/Gui/NodeGraph35.cpp
+++ b/Gui/NodeGraph35.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph40.cpp b/Gui/NodeGraph40.cpp
index e30be47bad..2c56f2f766 100644
--- a/Gui/NodeGraph40.cpp
+++ b/Gui/NodeGraph40.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraph45.cpp b/Gui/NodeGraph45.cpp
index d177825971..79241705f6 100644
--- a/Gui/NodeGraph45.cpp
+++ b/Gui/NodeGraph45.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphPrivate.cpp b/Gui/NodeGraphPrivate.cpp
index fcb3a43220..a7ecb06856 100644
--- a/Gui/NodeGraphPrivate.cpp
+++ b/Gui/NodeGraphPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphPrivate.h b/Gui/NodeGraphPrivate.h
index f81045010a..0cf877d565 100644
--- a/Gui/NodeGraphPrivate.h
+++ b/Gui/NodeGraphPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphPrivate10.cpp b/Gui/NodeGraphPrivate10.cpp
index af90a70c2c..f0f309c00e 100644
--- a/Gui/NodeGraphPrivate10.cpp
+++ b/Gui/NodeGraphPrivate10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphRectItem.cpp b/Gui/NodeGraphRectItem.cpp
index f570452514..a59c4f37ce 100644
--- a/Gui/NodeGraphRectItem.cpp
+++ b/Gui/NodeGraphRectItem.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphRectItem.h b/Gui/NodeGraphRectItem.h
index 0b0da5f513..74d81c9bca 100644
--- a/Gui/NodeGraphRectItem.h
+++ b/Gui/NodeGraphRectItem.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphTextItem.cpp b/Gui/NodeGraphTextItem.cpp
index 6f08dbaba1..4293acd730 100644
--- a/Gui/NodeGraphTextItem.cpp
+++ b/Gui/NodeGraphTextItem.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphTextItem.h b/Gui/NodeGraphTextItem.h
index 58d2d233fc..eb100e2f0c 100644
--- a/Gui/NodeGraphTextItem.h
+++ b/Gui/NodeGraphTextItem.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphUndoRedo.cpp b/Gui/NodeGraphUndoRedo.cpp
index 4217c79643..2f84bdda72 100644
--- a/Gui/NodeGraphUndoRedo.cpp
+++ b/Gui/NodeGraphUndoRedo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGraphUndoRedo.h b/Gui/NodeGraphUndoRedo.h
index 29285703e9..f3cb3aacce 100644
--- a/Gui/NodeGraphUndoRedo.h
+++ b/Gui/NodeGraphUndoRedo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGui.cpp b/Gui/NodeGui.cpp
index abb22d1fc4..a5b986c033 100644
--- a/Gui/NodeGui.cpp
+++ b/Gui/NodeGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGui.h b/Gui/NodeGui.h
index 433df4e564..e35e2a3085 100644
--- a/Gui/NodeGui.h
+++ b/Gui/NodeGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGuiSerialization.cpp b/Gui/NodeGuiSerialization.cpp
index 51beb0b03e..e835d58b7a 100644
--- a/Gui/NodeGuiSerialization.cpp
+++ b/Gui/NodeGuiSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeGuiSerialization.h b/Gui/NodeGuiSerialization.h
index 51853782d7..138aed9f51 100644
--- a/Gui/NodeGuiSerialization.h
+++ b/Gui/NodeGuiSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeSettingsPanel.cpp b/Gui/NodeSettingsPanel.cpp
index 119cae62b7..eedd9da76e 100644
--- a/Gui/NodeSettingsPanel.cpp
+++ b/Gui/NodeSettingsPanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeSettingsPanel.h b/Gui/NodeSettingsPanel.h
index 0aef02c366..eda6ed9e6a 100644
--- a/Gui/NodeSettingsPanel.h
+++ b/Gui/NodeSettingsPanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeViewerContext.cpp b/Gui/NodeViewerContext.cpp
index 6d40809b28..8867ee1fbe 100644
--- a/Gui/NodeViewerContext.cpp
+++ b/Gui/NodeViewerContext.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/NodeViewerContext.h b/Gui/NodeViewerContext.h
index 3b21481a9c..2fc908fc26 100644
--- a/Gui/NodeViewerContext.h
+++ b/Gui/NodeViewerContext.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PanelWidget.cpp b/Gui/PanelWidget.cpp
index 7bb669f5e9..a3007e4561 100644
--- a/Gui/PanelWidget.cpp
+++ b/Gui/PanelWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PanelWidget.h b/Gui/PanelWidget.h
index 9f7ff73f2e..2c65d6a378 100644
--- a/Gui/PanelWidget.h
+++ b/Gui/PanelWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PickKnobDialog.cpp b/Gui/PickKnobDialog.cpp
index 0ff4f38989..129a0d3fc9 100644
--- a/Gui/PickKnobDialog.cpp
+++ b/Gui/PickKnobDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PickKnobDialog.h b/Gui/PickKnobDialog.h
index 559e562bfd..4111f61221 100644
--- a/Gui/PickKnobDialog.h
+++ b/Gui/PickKnobDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PreferencesPanel.cpp b/Gui/PreferencesPanel.cpp
index 9768ed919e..cfdcb28bdf 100644
--- a/Gui/PreferencesPanel.cpp
+++ b/Gui/PreferencesPanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PreferencesPanel.h b/Gui/PreferencesPanel.h
index 75ea8fa153..375dc6d439 100644
--- a/Gui/PreferencesPanel.h
+++ b/Gui/PreferencesPanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PreviewThread.cpp b/Gui/PreviewThread.cpp
index af450ccdde..f9e1f2ebbe 100644
--- a/Gui/PreviewThread.cpp
+++ b/Gui/PreviewThread.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PreviewThread.h b/Gui/PreviewThread.h
index cdedd51a7f..1bc930b9ee 100644
--- a/Gui/PreviewThread.h
+++ b/Gui/PreviewThread.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProgressPanel.cpp b/Gui/ProgressPanel.cpp
index 7df7d22b6d..bfa53af279 100644
--- a/Gui/ProgressPanel.cpp
+++ b/Gui/ProgressPanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProgressPanel.h b/Gui/ProgressPanel.h
index 4bc340d628..999aea8d9c 100644
--- a/Gui/ProgressPanel.h
+++ b/Gui/ProgressPanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProgressTaskInfo.cpp b/Gui/ProgressTaskInfo.cpp
index 4c64c407be..55c2da618a 100644
--- a/Gui/ProgressTaskInfo.cpp
+++ b/Gui/ProgressTaskInfo.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProgressTaskInfo.h b/Gui/ProgressTaskInfo.h
index 0edef8d734..f5a5bfaa71 100644
--- a/Gui/ProgressTaskInfo.h
+++ b/Gui/ProgressTaskInfo.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProjectGui.cpp b/Gui/ProjectGui.cpp
index 06272ce2ae..4da3981273 100644
--- a/Gui/ProjectGui.cpp
+++ b/Gui/ProjectGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProjectGui.h b/Gui/ProjectGui.h
index 3d2efab984..f499f4ef5c 100644
--- a/Gui/ProjectGui.h
+++ b/Gui/ProjectGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProjectGuiSerialization.cpp b/Gui/ProjectGuiSerialization.cpp
index 3361e098a1..23c505315d 100644
--- a/Gui/ProjectGuiSerialization.cpp
+++ b/Gui/ProjectGuiSerialization.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ProjectGuiSerialization.h b/Gui/ProjectGuiSerialization.h
index aced52a216..fef087a17e 100644
--- a/Gui/ProjectGuiSerialization.h
+++ b/Gui/ProjectGuiSerialization.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PropertiesBinWrapper.cpp b/Gui/PropertiesBinWrapper.cpp
index c986ea70f0..9b1acfcad2 100644
--- a/Gui/PropertiesBinWrapper.cpp
+++ b/Gui/PropertiesBinWrapper.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PropertiesBinWrapper.h b/Gui/PropertiesBinWrapper.h
index 1056e4de63..b8b29e62d6 100644
--- a/Gui/PropertiesBinWrapper.h
+++ b/Gui/PropertiesBinWrapper.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PyGlobalGui.h b/Gui/PyGlobalGui.h
index 9c51c678cb..efcaf1b282 100644
--- a/Gui/PyGlobalGui.h
+++ b/Gui/PyGlobalGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PyGuiApp.cpp b/Gui/PyGuiApp.cpp
index d999e77f9b..8cc5eced8a 100644
--- a/Gui/PyGuiApp.cpp
+++ b/Gui/PyGuiApp.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PyGuiApp.h b/Gui/PyGuiApp.h
index f8d1a88f56..4062aa30df 100644
--- a/Gui/PyGuiApp.h
+++ b/Gui/PyGuiApp.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Pyside_Gui_Python.h b/Gui/Pyside_Gui_Python.h
index 01f2487164..bdd7d7f7c0 100644
--- a/Gui/Pyside_Gui_Python.h
+++ b/Gui/Pyside_Gui_Python.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PythonPanels.cpp b/Gui/PythonPanels.cpp
index 42d9185dc8..90762b1e59 100644
--- a/Gui/PythonPanels.cpp
+++ b/Gui/PythonPanels.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/PythonPanels.h b/Gui/PythonPanels.h
index 3be28accfb..da375dd511 100644
--- a/Gui/PythonPanels.h
+++ b/Gui/PythonPanels.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/QtEnumConvert.cpp b/Gui/QtEnumConvert.cpp
index 4b9ac50cd2..5094ef7fd7 100644
--- a/Gui/QtEnumConvert.cpp
+++ b/Gui/QtEnumConvert.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/QtEnumConvert.h b/Gui/QtEnumConvert.h
index d9188f0641..a73386336d 100644
--- a/Gui/QtEnumConvert.h
+++ b/Gui/QtEnumConvert.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/QtMac.mm b/Gui/QtMac.mm
index b5e9133860..2147e1c647 100644
--- a/Gui/QtMac.mm
+++ b/Gui/QtMac.mm
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RegisteredTabs.h b/Gui/RegisteredTabs.h
index af36b7dca7..fd9b8cc0f9 100644
--- a/Gui/RegisteredTabs.h
+++ b/Gui/RegisteredTabs.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RenderStatsDialog.cpp b/Gui/RenderStatsDialog.cpp
index c6e669eea8..3c869e4579 100644
--- a/Gui/RenderStatsDialog.cpp
+++ b/Gui/RenderStatsDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RenderStatsDialog.h b/Gui/RenderStatsDialog.h
index cea33db3a0..80df2060dc 100644
--- a/Gui/RenderStatsDialog.h
+++ b/Gui/RenderStatsDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ResizableMessageBox.cpp b/Gui/ResizableMessageBox.cpp
index 640e8bbfdb..7a731fff55 100644
--- a/Gui/ResizableMessageBox.cpp
+++ b/Gui/ResizableMessageBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ResizableMessageBox.h b/Gui/ResizableMessageBox.h
index 081fec6aa8..7e36034700 100644
--- a/Gui/ResizableMessageBox.h
+++ b/Gui/ResizableMessageBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RightClickableWidget.cpp b/Gui/RightClickableWidget.cpp
index 7f2fad24b7..595b233055 100644
--- a/Gui/RightClickableWidget.cpp
+++ b/Gui/RightClickableWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RightClickableWidget.h b/Gui/RightClickableWidget.h
index bc7d02cda1..5642f430c2 100644
--- a/Gui/RightClickableWidget.h
+++ b/Gui/RightClickableWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RotoPanel.cpp b/Gui/RotoPanel.cpp
index ed40161371..6f454f3c7c 100644
--- a/Gui/RotoPanel.cpp
+++ b/Gui/RotoPanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/RotoPanel.h b/Gui/RotoPanel.h
index e122c65da7..4df5622c46 100644
--- a/Gui/RotoPanel.h
+++ b/Gui/RotoPanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScaleSliderQWidget.cpp b/Gui/ScaleSliderQWidget.cpp
index e299abf044..203b3b1f36 100644
--- a/Gui/ScaleSliderQWidget.cpp
+++ b/Gui/ScaleSliderQWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScaleSliderQWidget.h b/Gui/ScaleSliderQWidget.h
index 3468ea3bb6..74091240cf 100644
--- a/Gui/ScaleSliderQWidget.h
+++ b/Gui/ScaleSliderQWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScriptEditor.cpp b/Gui/ScriptEditor.cpp
index 150220ec41..175b2f91f0 100644
--- a/Gui/ScriptEditor.cpp
+++ b/Gui/ScriptEditor.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScriptEditor.h b/Gui/ScriptEditor.h
index d259980b03..f52471629c 100644
--- a/Gui/ScriptEditor.h
+++ b/Gui/ScriptEditor.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScriptTextEdit.cpp b/Gui/ScriptTextEdit.cpp
index bd0b1b3e00..b8fc330657 100644
--- a/Gui/ScriptTextEdit.cpp
+++ b/Gui/ScriptTextEdit.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ScriptTextEdit.h b/Gui/ScriptTextEdit.h
index 5862f8b014..67d8c10069 100644
--- a/Gui/ScriptTextEdit.h
+++ b/Gui/ScriptTextEdit.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SequenceFileDialog.cpp b/Gui/SequenceFileDialog.cpp
index 6011ca9a8a..7f27537f72 100644
--- a/Gui/SequenceFileDialog.cpp
+++ b/Gui/SequenceFileDialog.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SequenceFileDialog.h b/Gui/SequenceFileDialog.h
index 9533f13271..a699ee2601 100644
--- a/Gui/SequenceFileDialog.h
+++ b/Gui/SequenceFileDialog.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SerializableWindow.cpp b/Gui/SerializableWindow.cpp
index 5fbab71783..a1f87519c3 100644
--- a/Gui/SerializableWindow.cpp
+++ b/Gui/SerializableWindow.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SerializableWindow.h b/Gui/SerializableWindow.h
index d29eb6081b..25851ebd80 100644
--- a/Gui/SerializableWindow.h
+++ b/Gui/SerializableWindow.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Shaders.cpp b/Gui/Shaders.cpp
index cceceef2e8..d32eba8a80 100644
--- a/Gui/Shaders.cpp
+++ b/Gui/Shaders.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Shaders.h b/Gui/Shaders.h
index 6eb3672e85..67aa2aab96 100644
--- a/Gui/Shaders.h
+++ b/Gui/Shaders.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SpinBox.cpp b/Gui/SpinBox.cpp
index 1da0352ad3..a7089d6f73 100644
--- a/Gui/SpinBox.cpp
+++ b/Gui/SpinBox.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SpinBox.h b/Gui/SpinBox.h
index 7913a62b6d..140990fe0a 100644
--- a/Gui/SpinBox.h
+++ b/Gui/SpinBox.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SpinBoxValidator.cpp b/Gui/SpinBoxValidator.cpp
index ffee561bd3..b8ef0f259f 100644
--- a/Gui/SpinBoxValidator.cpp
+++ b/Gui/SpinBoxValidator.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SpinBoxValidator.h b/Gui/SpinBoxValidator.h
index ec05501d84..9dad52988b 100644
--- a/Gui/SpinBoxValidator.h
+++ b/Gui/SpinBoxValidator.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SplashScreen.cpp b/Gui/SplashScreen.cpp
index b44841e916..15ac18eec0 100644
--- a/Gui/SplashScreen.cpp
+++ b/Gui/SplashScreen.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/SplashScreen.h b/Gui/SplashScreen.h
index 1bd01db9af..e28234769d 100644
--- a/Gui/SplashScreen.h
+++ b/Gui/SplashScreen.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Splitter.cpp b/Gui/Splitter.cpp
index 26680c5309..099e957fdf 100644
--- a/Gui/Splitter.cpp
+++ b/Gui/Splitter.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/Splitter.h b/Gui/Splitter.h
index 41376e16dc..71af9c445b 100644
--- a/Gui/Splitter.h
+++ b/Gui/Splitter.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TabGroup.cpp b/Gui/TabGroup.cpp
index d1b6c4ce87..aa375a550b 100644
--- a/Gui/TabGroup.cpp
+++ b/Gui/TabGroup.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TabGroup.h b/Gui/TabGroup.h
index 28a66b3b61..d25c6105d2 100644
--- a/Gui/TabGroup.h
+++ b/Gui/TabGroup.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TabWidget.cpp b/Gui/TabWidget.cpp
index 499af9488c..1a4c09e395 100644
--- a/Gui/TabWidget.cpp
+++ b/Gui/TabWidget.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TabWidget.h b/Gui/TabWidget.h
index 6dfffbb21e..92a226c40d 100644
--- a/Gui/TabWidget.h
+++ b/Gui/TabWidget.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TableModelView.cpp b/Gui/TableModelView.cpp
index 615f484b0f..d1ec3ac3e2 100644
--- a/Gui/TableModelView.cpp
+++ b/Gui/TableModelView.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TableModelView.h b/Gui/TableModelView.h
index 6104505178..8fb8131529 100644
--- a/Gui/TableModelView.h
+++ b/Gui/TableModelView.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TextRenderer.cpp b/Gui/TextRenderer.cpp
index 78c4301435..027ccecfa2 100644
--- a/Gui/TextRenderer.cpp
+++ b/Gui/TextRenderer.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TextRenderer.h b/Gui/TextRenderer.h
index 77ad1eceed..ab175ca71b 100644
--- a/Gui/TextRenderer.h
+++ b/Gui/TextRenderer.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TimeLineGui.cpp b/Gui/TimeLineGui.cpp
index 953c18c8f4..d0f494abc3 100644
--- a/Gui/TimeLineGui.cpp
+++ b/Gui/TimeLineGui.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TimeLineGui.h b/Gui/TimeLineGui.h
index 617b697e9b..f1d73ec263 100644
--- a/Gui/TimeLineGui.h
+++ b/Gui/TimeLineGui.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ToolButton.cpp b/Gui/ToolButton.cpp
index 4c654e135c..c4358749b1 100644
--- a/Gui/ToolButton.cpp
+++ b/Gui/ToolButton.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ToolButton.h b/Gui/ToolButton.h
index 7d7e9e75f3..9517e3d7eb 100644
--- a/Gui/ToolButton.h
+++ b/Gui/ToolButton.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TrackerPanel.cpp b/Gui/TrackerPanel.cpp
index 44f801aca3..558151f356 100644
--- a/Gui/TrackerPanel.cpp
+++ b/Gui/TrackerPanel.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/TrackerPanel.h b/Gui/TrackerPanel.h
index 08d18ea19a..bd20b7b326 100644
--- a/Gui/TrackerPanel.h
+++ b/Gui/TrackerPanel.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/VerticalColorBar.cpp b/Gui/VerticalColorBar.cpp
index 611202c388..7a77204be1 100644
--- a/Gui/VerticalColorBar.cpp
+++ b/Gui/VerticalColorBar.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/VerticalColorBar.h b/Gui/VerticalColorBar.h
index b3b9f08cbd..1efdce4df2 100644
--- a/Gui/VerticalColorBar.h
+++ b/Gui/VerticalColorBar.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerGL.cpp b/Gui/ViewerGL.cpp
index e38740eb0e..8014080b72 100644
--- a/Gui/ViewerGL.cpp
+++ b/Gui/ViewerGL.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerGL.h b/Gui/ViewerGL.h
index 4c6a2bb12f..0751376ed2 100644
--- a/Gui/ViewerGL.h
+++ b/Gui/ViewerGL.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerGLPrivate.cpp b/Gui/ViewerGLPrivate.cpp
index d879af317e..2be6bd6da5 100644
--- a/Gui/ViewerGLPrivate.cpp
+++ b/Gui/ViewerGLPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerGLPrivate.h b/Gui/ViewerGLPrivate.h
index bdbac85634..8c8fb472f9 100644
--- a/Gui/ViewerGLPrivate.h
+++ b/Gui/ViewerGLPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab.cpp b/Gui/ViewerTab.cpp
index aa044544bf..c41d54b846 100644
--- a/Gui/ViewerTab.cpp
+++ b/Gui/ViewerTab.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab.h b/Gui/ViewerTab.h
index 82928ebe5e..7b193e0c24 100644
--- a/Gui/ViewerTab.h
+++ b/Gui/ViewerTab.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab10.cpp b/Gui/ViewerTab10.cpp
index 0f12127323..e8c1734761 100644
--- a/Gui/ViewerTab10.cpp
+++ b/Gui/ViewerTab10.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab20.cpp b/Gui/ViewerTab20.cpp
index 36dd2e9a3f..0c969e241e 100644
--- a/Gui/ViewerTab20.cpp
+++ b/Gui/ViewerTab20.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab30.cpp b/Gui/ViewerTab30.cpp
index ec38078ca7..286f81da13 100644
--- a/Gui/ViewerTab30.cpp
+++ b/Gui/ViewerTab30.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTab40.cpp b/Gui/ViewerTab40.cpp
index a46c65a93f..21f1b72e3f 100644
--- a/Gui/ViewerTab40.cpp
+++ b/Gui/ViewerTab40.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTabPrivate.cpp b/Gui/ViewerTabPrivate.cpp
index efe00aae2b..d670ccba3c 100644
--- a/Gui/ViewerTabPrivate.cpp
+++ b/Gui/ViewerTabPrivate.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerTabPrivate.h b/Gui/ViewerTabPrivate.h
index 4ce203b095..4a58f69df9 100644
--- a/Gui/ViewerTabPrivate.h
+++ b/Gui/ViewerTabPrivate.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerToolButton.cpp b/Gui/ViewerToolButton.cpp
index f82727ca26..d05ba28c19 100644
--- a/Gui/ViewerToolButton.cpp
+++ b/Gui/ViewerToolButton.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ViewerToolButton.h b/Gui/ViewerToolButton.h
index 661bf4d43d..61b4b39e93 100644
--- a/Gui/ViewerToolButton.h
+++ b/Gui/ViewerToolButton.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ZoomContext.h b/Gui/ZoomContext.h
index d29ecc8540..9b15c4ae01 100644
--- a/Gui/ZoomContext.h
+++ b/Gui/ZoomContext.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ticks.cpp b/Gui/ticks.cpp
index 6a2ac5d677..1450ec456b 100644
--- a/Gui/ticks.cpp
+++ b/Gui/ticks.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Gui/ticks.h b/Gui/ticks.h
index 7f0f72c2d3..1e1e1ec312 100644
--- a/Gui/ticks.h
+++ b/Gui/ticks.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/HostSupport/HostSupport.pro b/HostSupport/HostSupport.pro
index 47956226c7..40ab037555 100644
--- a/HostSupport/HostSupport.pro
+++ b/HostSupport/HostSupport.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/LICENSE_SHORT.txt b/LICENSE_SHORT.txt
index da7cd2af0b..01477cce20 100644
--- a/LICENSE_SHORT.txt
+++ b/LICENSE_SHORT.txt
@@ -1,5 +1,6 @@
 Natron, an open source compositing software
 Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+Copyright (C) 2018-2020 The Natron developers
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/PythonBin/PythonBin.pro b/PythonBin/PythonBin.pro
index 93e9fe07fa..31fb56ef50 100644
--- a/PythonBin/PythonBin.pro
+++ b/PythonBin/PythonBin.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/PythonBin/python_main.cpp b/PythonBin/python_main.cpp
index 11e9c5bebb..817776b7c9 100644
--- a/PythonBin/python_main.cpp
+++ b/PythonBin/python_main.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Renderer/Renderer.pro b/Renderer/Renderer.pro
index b4ade12651..b5f9fd3344 100644
--- a/Renderer/Renderer.pro
+++ b/Renderer/Renderer.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/Tests/BaseTest.cpp b/Tests/BaseTest.cpp
index 7b6e65bd9e..5178f97f90 100644
--- a/Tests/BaseTest.cpp
+++ b/Tests/BaseTest.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/BaseTest.h b/Tests/BaseTest.h
index 1375e344ba..447e789963 100644
--- a/Tests/BaseTest.h
+++ b/Tests/BaseTest.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/Curve_Test.cpp b/Tests/Curve_Test.cpp
index be9b778e72..cd9c826fe5 100644
--- a/Tests/Curve_Test.cpp
+++ b/Tests/Curve_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/Hash64_Test.cpp b/Tests/Hash64_Test.cpp
index b49dc8f6a0..8278640346 100644
--- a/Tests/Hash64_Test.cpp
+++ b/Tests/Hash64_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/Image_Test.cpp b/Tests/Image_Test.cpp
index aa67daadb7..3682888dd3 100644
--- a/Tests/Image_Test.cpp
+++ b/Tests/Image_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/KnobFile_Test.cpp b/Tests/KnobFile_Test.cpp
index 5cc9eeb46e..0ffe292e6c 100644
--- a/Tests/KnobFile_Test.cpp
+++ b/Tests/KnobFile_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/Lut_Test.cpp b/Tests/Lut_Test.cpp
index 641699b8b8..dbffa724d4 100644
--- a/Tests/Lut_Test.cpp
+++ b/Tests/Lut_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/Tests/Tests.pro b/Tests/Tests.pro
index 31143c946e..ed8d618dc4 100644
--- a/Tests/Tests.pro
+++ b/Tests/Tests.pro
@@ -1,6 +1,7 @@
 # ***** BEGIN LICENSE BLOCK *****
 # This file is part of Natron <https://natrongithub.github.io/>,
 # Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+# Copyright (C) 2018-2020 The Natron developers
 #
 # Natron is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/Tests/Tracker_Test.cpp b/Tests/Tracker_Test.cpp
index 52ba75ca9d..0588521d06 100644
--- a/Tests/Tracker_Test.cpp
+++ b/Tests/Tracker_Test.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/libs/OpenFX_extensions/ofxhParametricParam.cpp b/libs/OpenFX_extensions/ofxhParametricParam.cpp
index 231b05cf40..8bde373cf0 100644
--- a/libs/OpenFX_extensions/ofxhParametricParam.cpp
+++ b/libs/OpenFX_extensions/ofxhParametricParam.cpp
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/libs/OpenFX_extensions/ofxhParametricParam.h b/libs/OpenFX_extensions/ofxhParametricParam.h
index dbecf8134a..8b787b5177 100644
--- a/libs/OpenFX_extensions/ofxhParametricParam.h
+++ b/libs/OpenFX_extensions/ofxhParametricParam.h
@@ -1,6 +1,7 @@
 /* ***** BEGIN LICENSE BLOCK *****
  * This file is part of Natron <https://natrongithub.github.io/>,
  * Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
+ * Copyright (C) 2018-2020 The Natron developers
  *
  * Natron is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by