Removed old eventsystem from CMakeLists.txt and removed variant.h.
Merge branch 'eventsystem-2013' of github.com:wITTus/Brute-Force-Game-Engine into eventsystem-2013
Merge branch 'eventsystem-2013' of github.com:wITTus/Brute-Force-Game-Engine into eventsystem-2013
Merge branch 'eventsystem-2013' of github.com:wITTus/Brute-Force-Game-Engine into eventsystem-2013
fixed a multithread bug on Lane.h