external resource and tilesprite
	new file:   LibreSTR/AssetManager.cpp
	new file:   LibreSTR/AssetManager.h
	modified:   LibreSTR/GameState.cpp
	modified:   LibreSTR/GameState.h
	modified:   LibreSTR/LibreSTR.cbp
	modified:   LibreSTR/MainMenu.cpp
	modified:   LibreSTR/MainMenu.h
	modified:   LibreSTR/MapGenerator.cpp
	modified:   LibreSTR/MapGenerator.h
	new file:   LibreSTR/VFResource.cpp
	new file:   LibreSTR/VFResource.h
	modified:   LibreSTR/main.cpp
	new file:   assets/hydrocarbongaz.res
	new file:   assets/titanium.res
need this file extension hmm yeah
	modified:   .gitignore
	new file:   assets/assets.def