fps toggle
	modified:   LibreSTR/AssetManager.cpp
	modified:   LibreSTR/CMakeLists.txt
	modified:   LibreSTR/GameMap.cpp
	modified:   LibreSTR/GameObject.cpp
	modified:   LibreSTR/GameState.cpp
	modified:   LibreSTR/GameState.h
	modified:   LibreSTR/ToggleMiniMapAction.cpp
	modified:   LibreSTR/ToggleMiniMapAction.h
	new file:   LibreSTR/ToggleShowFPSAction.cpp
	new file:   LibreSTR/ToggleShowFPSAction.h