jquery/jquery-ui — pull request #499 by bikeshedder (2011-10-14 13:11:34+00:00)
Title: Make sure _drop is called for all relevant droppables

This fixes #6009 and #6085.

This was originally broken by dd92e1608185b45e7dc9ae9b3ac2a8b5b84ea19c which addressed another bug.