akka/akka — pull request #1995 by patriknw (2014-02-07 08:27:18+00:00)
Title: =con #3865 Fix race in pub-sub when nodes are removed

* The race can happen if the MemberRemoved event is received followed by a Delta update from
a node that has not yet got the MemberRemoved. That will make the bucket for the removed
node to be added back in the registry.