Update pulltorefresh-and-loadmore/src/com/costum/android/widget/PullToRefreshListView.java

Bug fixes, in jelly beans the list is displayed, but non-scrollable, because it's super hasn't attached to window yet.
onLoadMoreComplete() should set mProgressBarLoadMore to INVISIBLE

If there are items more than the visible items, the mProgressBarLoadMore was still visible
even though there were no more items to be added
Merge remote-tracking branch 'remotes/zgzong/patch-1'
Merge pull request #5 from rishabhmhjn/master

onLoadMoreComplete() should set mProgressBarLoadMore to INVISIBLE