diff --git a/Pipfile b/Pipfile
index 412f075..0340c71 100755
--- a/Pipfile
+++ b/Pipfile
@@ -7,6 +7,7 @@ verify_ssl = true
 pylint = ">=2.6.0"
 mypy = ">=0.790"
 pyinstaller = ">=4.1"
+nuitka = ">=0.6.10.2"
 setuptools = ">=51.0.0"
 wheel = ">=0.36.1"
 twine = ">=3.2.0"
diff --git a/Pipfile.lock b/Pipfile.lock
index e2dca49..4335f92 100755
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "ee134ea2f9de58551bbf3598c81f65871d63da94269cdaafd0ae43f456e7a132"
+            "sha256": "a755fbaeb88b382b34ff80d9178dba6612bd33dd285c4732c294298afb0c86e9"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -143,11 +143,11 @@
         },
         "keyring": {
             "hashes": [
-                "sha256:12de23258a95f3b13e5b167f7a641a878e91eab8ef16fafc077720a95e6115bb",
-                "sha256:207bd66f2a9881c835dad653da04e196c678bf104f8252141d2d3c4f31051579"
+                "sha256:4c41ce4f6d1ee91d589a346699ef5a94ba3429603ac8f700cc0097644cdd6748",
+                "sha256:a144f7e1044c897c3976202af868cb0ac860f4d433d5d0f8e750fa1a2f0f0b50"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==21.5.0"
+            "version": "==21.7.0"
         },
         "lazy-object-proxy": {
             "hashes": [
@@ -210,6 +210,13 @@
             ],
             "version": "==0.4.3"
         },
+        "nuitka": {
+            "hashes": [
+                "sha256:b70fcf2819989e7d65654c90c10c936528d18ab1f16032c51d36c6519194ecfb"
+            ],
+            "index": "pypi",
+            "version": "==0.6.10.2"
+        },
         "packaging": {
             "hashes": [
                 "sha256:24e0da08660a87484d1602c30bb4902d74816b6985b93de36926f5bc95741858",
@@ -249,10 +256,10 @@
         },
         "pyinstaller-hooks-contrib": {
             "hashes": [
-                "sha256:bf4543a16c9c6e9dd2d70ea3fee78b81d3357a68f706df471d990213892259d9",
-                "sha256:dd752c88c1c7bb6920f7de248c12d4411c0463877e5e64afdc4f7e93dff9fc94"
+                "sha256:fa8280b79d8a2b267a2e43ff44f73b3e4a68fc8d205b8d34e8e06c960f7c2fcf",
+                "sha256:fc3290a2ca337d1d58c579c223201360bfe74caed6454eaf5a2550b77dbda45c"
             ],
-            "version": "==2020.10"
+            "version": "==2020.11"
         },
         "pylint": {
             "hashes": [
@@ -387,7 +394,7 @@
                 "sha256:19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08",
                 "sha256:d8ff90d979214d7b4f8ce956e80f4028fc6860e4431f731ea4a8c08f23f99473"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4.0'",
             "version": "==1.26.2"
         },
         "webencodings": {
diff --git a/README.md b/README.md
index db574e9..a78c5c3 100644
--- a/README.md
+++ b/README.md
@@ -136,5 +136,16 @@ python3 -m bansoko
 ## Modding
 **Bansoko** is heavily modifiable thanks to included resource builder. More information on how to 'mod' it can be found on [Bansoko modding page](https://github.com/kfurtak1024/bansoko/wiki/Bansoko-modding).
 
+## How to contribute
+
+### Submitting an issue
+
+Use the issue tracker to submit bug reports and feature/enhancement requests.
+When submitting a report, please select the appropriate [template](https://github.com/kfurtak1024/bansoko/issues/new/choose).
+
+### Submitting a 'mod'
+
+If you have created a modification for Bansoko which you would like to publish then please contact me via <contact@krzysztoffurtak.dev>
+
 ## License
 This project is licensed under the MIT License - see the [LICENSE.md](https://github.com/kfurtak1024/bansoko/blob/master/LICENSE) file for details.
diff --git a/bansoko/__init__.py b/bansoko/__init__.py
index 6c54702..ac93d47 100755
--- a/bansoko/__init__.py
+++ b/bansoko/__init__.py
@@ -7,7 +7,7 @@
 
 Main Bansoko module exposing game globals.
 """
-__version__ = "0.9.9"
+__version__ = "1.0.0"
 
 GAME_FRAME_RATE = 30
 GAME_FRAME_TIME_IN_MS = 1_000 / GAME_FRAME_RATE
diff --git a/docs/screen_shot1.png b/docs/screen_shot1.png
index b3cce8d..cef4f4d 100755
Binary files a/docs/screen_shot1.png and b/docs/screen_shot1.png differ