Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Merge branch 'develop' of https://github.com/natural-law/cocos2d-x; branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
closed #4784, Solve the problem of setup.py on windows.
Merge pull request #6269 from natural-law/develop

Solve the problem of setup.py on windows.