cocos2d/cocos2d-html5 — pull request #1649 by dingpinglv (2014-03-07 12:58:08+00:00)
Title: Issue #4277: fixed cc.eventManager, cc.Texture2DCanvas and EGLView's bug

fixed cc.eventManager, cc.Texture2DCanvas and EGLView's bug:
1. add a condition to _updateListeners in cc.EventManager
2. add properties "width" and "height" to cc.Texture2DCanvas
3. correct touch's prevPoint value.