Juste level 1 en mieux (avec les angle 45)
Added red squares of death
Merge github.com:R4PaSs/ludumdare0413mini
Re-added Walljump + modified physics for the square
New super level 3 + Lvl4

Conflicts:
	src/com/ldd/uqam/minicontrapt/PlayStateLvl3.as
Added menu + level chain
Added Credits and About State
Merge github.com:R4PaSs/ludumdare0413mini
Restore MenuState to take care of modif