Gui Resource File, GuiOverlay fix
	modified:   .gitignore
	new file:   assets/gui.var
	modified:   assettools/AssetGenerator.cpp
	modified:   assettools/AssetGenerator.h
	modified:   assettools/main.cpp
	modified:   build_assets.py
	modified:   stigame/BaseGameState.cpp
	new file:   stigame/GuiResourceFile.cpp
	new file:   stigame/GuiResourceFile.h
	modified:   stigame/StiGame.cbp
	modified:   stigame/VarFile.cpp
	modified:   stigame/VarFile.h
	modified:   to do.txt
GuiOverlay HotFix
	modified:   stiuniverse/MainState.cpp