Issue #3501: update Authors for releasing v2.2.2
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss3501_ReleaseV2.2.2
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss3501_ReleaseV2.2.2
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss3501_ReleaseV2.2.2
Issue #3501: correct some jsdoc mistakes.
Issue #3501: add a parameter "ctx" to cc.Scale9Sprite's visit function
Issue #3501: update CHANGELOG.txt for releasing.
Merge pull request #1366 from dingpinglv/Iss3501_ReleaseV2.2.2

Issue #3501: update Authors and Changelog.txt for releasing v2.2.2