fixed a bug of some transitions that its orientation is incorrect
Merge pull request #2335 from dingpinglv/develop

fixed a bug of some transitions that its orientation is incorrect
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss5941_WebGLRenderer

Conflicts:
	cocos2d/transitions/CCTransition.js
Fixed #5941: merge develop branch to renderer branch.
Merge pull request #2337 from dingpinglv/Iss5941_WebGLRenderer

Iss5941 web gl renderer