Merge pull request #1 from iTyran/v3

Translate scrollview.h
translate scrollview.h

Translate cocos/ui/scrollview.h
translate UISlider.h

translate UISlider.h
Some changes

I did some small changes according to the comments.
Merge pull request #91 from RusHibaM/v3

Translate UIScrollView.h and UISlider.h into Chinese simplified