2.3 evo consti dev (#548)

* document settings, show backup button only on linux

* external device - show in HUD

* fix stupid bug - app hangs without internet due to corpse of previous video streaming testing

* hide stuff that doesn't work on android

* hide stuff that doesn't work on android

* hide stuff that doesn't work on android

* add dirty connect screen with button to open settings on android

* work on connect panel

* work on connect panel

* remove unnecessary include

Author: Consti10

app/videostreaming/avcodec/QSGVideoTextureItem.h

@@ -6,7 +6,6 @@
 
 #include <QtQuick/QQuickItem>
 #include <QtQuick/QQuickWindow>
-#include <QTimer>
 
 #include "texturerenderer.h"