onItemClick added
Added check for positions enabled state in adapter before performing click
Updated samples with list selection on the ListView and android:listSelector implemented - to show that SGV doesn’t support this yet.
Post FlingRunnable using ViewCompat.postOnAnimation to sync with next animation timestep
Fixed #11 - End previous fling in Scroller before starting a new calculation
Merge pull request #14 'sHa92:master' with some modifications
merge with origin