fix bug
update to v3.3
Merge branch 'master' of github.com:chukong/EarthWarrior3D

Conflicts:
	Classes/GameLayer.cpp
Merge branch 'master' of github.com:chukong/EarthWarrior3D
modify submodule to 3.3beta0
Merge branch 'master' of github.com:lvlonggame/EarthWarrior3D
update cocos2d to v3.3beta0
Merge pull request #56 from songmiao/master

fix 4 bug