Merge pull request #656 from pandamicro/master

Fixed #5778: [JSB] Bound BaseData/AnimationData/MovementData's properties
 Bug #5788 : add missing 'else' in cocos2d_specifics.cpp
native platform needn't to load facebook.js and facebook_api.js
Merge pull request #657 from joshuastray/missing_else

 Bug #5788 : add missing 'else' in cocos2d_specifics.cpp
Merge pull request #658 from wuzhiming/fb_3rd

native platform needn't to load facebook.js and facebook_api.js
Update submodules
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js