Issue #5600: Fixed a bug about setColor
Issue #5600: Fixed a bug about UISlider
Issue #5600: Fixed a bug about UISlider
Issue #5600: Slider bug
Issue #5600: correct some mistakes of ccui.Layout, ccui.PageView, ccui.ScrollView
Merge branch 'develop-cocostudio' of https://github.com/VisualSJ/cocos2d-html5 into Issue5600_Cocostudio