Issue #4608: minimize the size of CCBoot.js
Merge branch 'develop-3.0' of https://github.com/VisualSJ/cocos2d-html5 into Iss4608_MinimizeCore
Merge branch 'develop-3.0' of https://github.com/VisualSJ/cocos2d-html5 into Iss4608_MinimizeCore
Merge branch 'develop-3.0' of https://github.com/VisualSJ/cocos2d-html5 into Iss4608_MinimizeCore
Merge branch 'develop-3.0' of https://github.com/VisualSJ/cocos2d-html5 into Iss4608_MinimizeCore
Merge branch 'develop-3.0' of https://github.com/VisualSJ/cocos2d-html5 into Iss4608_MinimizeCore
Issue #4608: update the test build.xml
Issue #4608: Additional judge, compatible with the delete method
Issue #4608: cc.color throw error