hud background + refactor
	modified:   CMakeLists.txt
	modified:   LibreSTR/CMakeLists.txt
	renamed:    LibreSTR/ToggleMiniMapAction.cpp -> LibreSTR/actions/ToggleMiniMapAction.cpp
	renamed:    LibreSTR/ToggleMiniMapAction.h -> LibreSTR/actions/ToggleMiniMapAction.h
	renamed:    LibreSTR/ToggleShowFPSAction.cpp -> LibreSTR/actions/ToggleShowFPSAction.cpp
	renamed:    LibreSTR/ToggleShowFPSAction.h -> LibreSTR/actions/ToggleShowFPSAction.h
	renamed:    LibreSTR/ViewMoveAction.cpp -> LibreSTR/actions/ViewMoveAction.cpp
	renamed:    LibreSTR/ViewMoveAction.h -> LibreSTR/actions/ViewMoveAction.h
	renamed:    LibreSTR/GameOverlay.cpp -> LibreSTR/gui/GameOverlay.cpp
	renamed:    LibreSTR/GameOverlay.h -> LibreSTR/gui/GameOverlay.h
	renamed:    LibreSTR/LibreSTRStyle.cpp -> LibreSTR/gui/LibreSTRStyle.cpp
	renamed:    LibreSTR/LibreSTRStyle.h -> LibreSTR/gui/LibreSTRStyle.h
	renamed:    LibreSTR/MiniMap.cpp -> LibreSTR/gui/MiniMap.cpp
	renamed:    LibreSTR/MiniMap.h -> LibreSTR/gui/MiniMap.h
	renamed:    LibreSTR/TopHud.cpp -> LibreSTR/gui/TopHud.cpp
	renamed:    LibreSTR/TopHud.h -> LibreSTR/gui/TopHud.h
	new file:   assets/tophud_bg.png
	new file:   assets/tophud_left.png
	new file:   assets/tophud_right.png