Merge pull request #1792 from joshuastray/develop-3.0

fixed #4914:add cc.AnimationFrame.create and refactor ctor
Fix a bug that cc.path.dirname
Fix a bug that cc.path.dirname
Fix a bug that cc.path.dirname
Modify the annotation
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
Merge pull request #1794 from VisualSJ/develop-3.0_dirname

Fix a bug that after the compression error
Fixed: add inputExtension to build.xml
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into Iss4887_MouseMove

Conflicts:
	tools/build.xml
Fixed : modify compilationLevel from "whitespace" to "simple"
Merge pull request #1795 from dingpinglv/Iss4887_MouseMove

Fixed: add inputExtension to build.xml