Issue #1759 update CCBReader to last version
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5 into Iss1759_SyncCCBReader
Fixed #1759 Sync to last version of CCBReader
Merge pull request #830 from dingpinglv/Iss1759_SyncCCBReader

Fixed #1759 Sync to last version of CCBReader