[Cocos2d-JS] RC3 release note
Merge branch 'master' of https://github.com/cocos2d/cocos-docs
[Cocos2d-JS] Docs for v3.0 RC3 release
Merge branch 'master' of https://github.com/cocos2d/cocos-docs
[Cocos2d-JS] Improve doc for v3.0 RC3 release
[Cocos2d-JS] Improve doc for v3.0 RC3 release
Merge pull request #476 from pandamicro/master

[Cocos2d-JS] Docs for v3.0 RC3 release