Extended bouncing property fix #13 for vertical scrolling
introduce option for animation-speed
added animationDuration-option to README.md
Merge pull request #22 from usefulthink/animation-speed-option

Introduce option for animation-speed. Looks good. Thanks for your work.
Merge pull request #21 from philipvonbargen/master

Ah okay, thanks for the explanation: Extended bouncing property fix #13 for vertical scrolling
Remove global requestAnimationFrame polyfill to avoid other libs using it.
fixed issue with zero value in the setDimensions function
only accept a number instead of any argument
Added speed multiplier to options allowing for changing maximum speed
Merge pull request #32 from bedeabza/master

Add option for multiplying speed
Merge pull request #29 from vermilion1/master

Fixed issue with zero value in the setDimensions function
Add an optional scrollingComplete callback that is fired on the later of touch end or deceleration end,
provided that another scrolling action has not begun. It can be used to know when to fade out a scrollbar.