[Cocos2d-JS] Fix link issues in Facebook docs
[Cocos2d-JS] Update getter setter list
[Cocos2d-JS] Update getter-setter list
Merge branch 'master' of https://github.com/cocos2d/cocos-docs
[Cocos2d-JS] Improve Facebook API Ref
Merge pull request #459 from pandamicro/master

[Cocos2d-JS] Improve Facebook API Ref