Add getSprite() method for compatible with cocos2d-x

Cocos2d-x's CCScale9Sprite is have getSprite() method for getting
scale9Image field but cocos2d-html5 is not. Need to be fixed for
compatibility.
Merge pull request #2412 from IgorMats/develop

Add getSprite() method for compatible with cocos2d-x
Add getSprite() method for compatible with cocos2d-x
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into SpriteWithoutTexture
Merge pull request #2414 from VisualSJ/develop-EGLView

Closed #2413: NO_BORDER is error
Merge pull request #2415 from dingpinglv/SpriteWithoutTexture

Add getSprite() method for compatible with cocos2d-x
remove create
Merge pull request #2418 from VisualSJ/develop-fix

remove create
Issue #2416: replace some deprecated APIs to new APIs
Close #2419: ccui error
Merge pull request #2420 from VisualSJ/develop-fix

Close #2419: ccui error(imageView and checkBox)
Issue #2416: rename cc.Node's _StateCallbackType to _stateCallbackType
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss2416_RefactorRenderer
Fixed LabelTTF#_updateString bug
Merge pull request #2422 from dingpinglv/Iss2416_RefactorRenderer

Issue #2416: replace some deprecated APIs to new APIs
Merge pull request #2423 from joshuastray/labelttf

Fixed LabelTTF#_updateString bug
Repair labelTTF circulation problems
Merge pull request #2425 from VisualSJ/develop-fix

Closed #2424: Repair labelTTF circulation problems
Fixed #2421: Fill sprite with repeating texture in Canvas mode
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss2421_TextureRepeating