added OnStickyHeaderChangedListener
added OnStickHeaderChangedListener note to README
Merge pull request #256 from dmccartney/master

added OnStickyHeaderChangedListener
bumped version code
Merge pull request #1 from doubleencore/MergeUpstream

Merge upstream
Change access modifier for onRestoreInstanceState

Matches the modifier provided by AbsListView: http://developer.android.com/reference/android/widget/AbsListView.html#onRestoreInstanceState(android.os.Parcelable)
Merge pull request #264 from doubleencore/AccessModifier

Change access modifier for onRestoreInstanceState
Make setOnTouchListener() work properly
Merge pull request #266 from yhpark/touchevent-fix

Make setOnTouchListener() work properly
Fixed #269
Fixed #269