Feature #4236: Add attr function to JSB
	cc.FontDefinition Added
Refactor #4237: create function for cc.Sprite, cc.PhysicSprite, cc.LabelTTF added
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js

Conflicts:
	frameworks/js-bindings/bindings/script/jsb_create_apis.js
Refactor #4237: fix create function for cc.SpriteBatchNode
Merge pull request #42 from pandamicro/master

Refactor #4237: create functions done