Added new class TouchPanelState.
Moved state management code from TouchPanel into TouchPanelState
GameWindow now has a static TouchPanelState it manages.
Previous static API of TouchPanel route to the primary window's TouchPanelState.
Couple of forgotten project files.
Fix for Android and PSSuite.
Doesn't look like that was actually needed for PSM.
Fixed access modifier in TouchPanelState.
Renamed GetTouchLocations() to GetState() to match TouchPanel's API.
Added ReadGesture to TouchPanelState.
Added missing using statements.
Added TouchPanelState to MacOS's implementation of GameWindow.
Updated old reference to TouchPanel.ReleaseAllTouches().
Fixed bug introduced when TouchPanel code was moved into TouchPanelState.
We now set the GameWindow on TouchPanelState during construction.
Fixed TouchPanelState.UpdateTouchScale() to use its Window.
More specialized hacks around AndroidGameWindow.
Merge branch 'develop' into MultiWindowTouchInput
Removed what looked like an unnecessary effort to write a fake file just to get details on what we already had.

Also fixed sound clicking due to including the header in the sound data buffer
Disable extra pivot nodes added by Assimp.
Improved material support.
Materials were not being assigned to the geometry.
Missed adding helper.
We skip adding nodes associated to meshes.