Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into CCGame_dev3.0
Merge pull request #1592 from SmallAiTT/CCGame_dev3.0

Refactor #3935: Fix some bugs.
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into CCGame_dev3.0
Update samples
Merge pull request #1593 from pandamicro/develop-3.0

Update samples
Issue #3427: cc.eventManager supports mouse event
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into Iss3427_NewEventDispatcher
Issue #3427: remove unused code from cc.inputManager
Merge pull request #1595 from dingpinglv/Iss3427_NewEventDispatcher

Issue #3427: cc.eventManager supports mouse event
issue #3945 Refactor setColor and setOpacity
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into socket.io
issue #3945 Refactor setColor and getColor
Merge pull request #1596 from xingsenma/develop-3.0

issue #3945 Refactor setColor and setOpacity
Refactor #4126: Make override properties automatically in extend function
issue #3939 frame# -> #
Merge pull request #1597 from xingsenma/develop-3.0

issue #3939 frame# -> #
issue #3935 Fix some bugs.
Issue #3427: cc.eventManager supports accelerometer events
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into Iss3427_NewEventDispatcher
Refactor #4126: Remove overrided properties getter/setter declaration