TerraX play mode

build/config_editor.cfg

proj/sxgame/vs2013/sxgame.vcxproj

proj/sxgame/vs2013/sxgame.vcxproj.filters

source/game/Baseline.h

source/game/EntityManager.cpp

source/game/EntityManager.h

source/game/GameData.cpp

source/game/GameStates.cpp

source/game/GameStates.h

source/light/LightSystem.cpp

source/light/LightSystem.h

source/terrax/mainWindow.cpp

source/terrax/resource.h

source/terrax/terrax.cpp

source/terrax/terrax.rc