MP1-4270 : Fix System.ArgumentOutOfRangeException in GUIListControl
MP1-4271 : Catch FontEngineDrawTexture exception.
Merge remote-tracking branch 'remotes/upstream/MP1-4271-BUG-Catch_FontEngineDrawTexture_exception' into 1.5.0Fork

Conflicts:
	mediaportal/Core/guilib/CachedTexture.cs
	mediaportal/Core/guilib/GUIImage.cs
Merge remote-tracking branch 'remotes/upstream/MP1-4270-BUG-Fix_System.ArgumentOutOfRangeException_in_GUIListControl' into 1.5.0Fork

Conflicts:
	mediaportal/Core/guilib/GUIListControl.cs