Fixed: correct the mistake of CCBoot.js that renderMode default value is wrong.
Merge pull request #1791 from dingpinglv/Iss4887_MouseMove

Fixed: correct the mistake of CCBoot.js that renderMode default value is wrong.
fixed #4914:add cc.AnimationFrame.create and refactor ctor
fix ctor
fix bug
fix bug
Merge pull request #1792 from joshuastray/develop-3.0

fixed #4914:add cc.AnimationFrame.create and refactor ctor
Merge pull request #1793 from VisualSJ/develop-3.0_dirname

Fix a bug that cc.path.dirname
Fix a bug that after the compression error