Merge pull request #1513 from pandamicro/develop

Merge develop to develop-3.0
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into develop
Complete full screen API list
Fixed #3916: Extra check for firefox mobile to avoid this issue
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into develop
Merge pull request #1544 from pandamicro/develop

Fixed #3916: Extra check for firefox mobile to avoid this issue