issue #2828 delete DragPanel . cc to ccs.
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into develop
issue #2828 change path of getTextFileData
When anchor point is 0,0 , CocosBuilder will not output anchor point param setting request.Although the Scale9Sprite`s anchor point is default to 0, 0, but when calling function "initWithBatchNode", the anchor point will be set to 0.5, 0.5.
Issue #2829: refactoring AudioEngine
Merge pull request #1225 from btspoony/develop

fix an error in cctableview( function: cellAtIndex )
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss2829_ImproveAudioCompatibility
Merge pull request #1223 from HoGarfield/Scale9SpriteLoader

To set anchor point to 0,0 when created by loader
Issue #2829: refactoring cc.WebAudioEngine for compatibility
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss2829_ImproveAudioCompatibility
Merge pull request #1226 from dingpinglv/Iss2829_ImproveAudioCompatibility

Issue #2829: refactoring cc.WebAudioEngine for compatibility
Implement CCVisibleRect Class
Merge pull request #1228 from ShengxiangChen/issue_visbleRect

Implement CCVisibleRect Class
Implement FullScreen API
Implement FullScreen API
Implement FullScreen API
Merge pull request #1229 from ShengxiangChen/issue_fullscreen

The fullscreen API
Issue #3192: fix some bugs for releasing v2.2.1
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss3192_FixBugsForReleaseV2.2.1
Merge pull request #1232 from dingpinglv/Iss3192_FixBugsForReleaseV2.2.1

Issue #3192: fix some bugs for releasing v2.2.1