Issue #4277: add two test files to js-tests
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js into Iss4277_ReleaseV3.0
issue #4221 add rich text
issue #4221 delete un use resource
#4221 add richText
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js into Iss4277_ReleaseV3.0
Issue #4294: Fix bug of cc.SpriteFrame.create
Issue #4294: Fix bind of vertexZ
Merge pull request #74 from pandamicro/master

Issue #4294: Add missed properties
Merge pull request #75 from xingsenma/master

issue #4221 add rich text
Issue #4277: modifying some codes makes moonwarriors simulator to run
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js into Iss4277_ReleaseV3.0
Merge pull request #76 from dingpinglv/Iss4277_ReleaseV3.0

Issue #4277: modifying some codes makes moonwarriors simulator to run
Issue #4294: Fix bug of cc.TMXTiledMap.create
Issue #4294: Fix bug of duplicated remove child
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js