akka/akka — pull request #2129 by AhmedSoliman (2014-04-11 07:40:39+00:00)
Title: Fixes unsubscribe of DistributedPubSubMediator to actually receive the UnsubscribeAck

Unsubscribe of DistributedPubSubMediator never responded with UnsubscribeAck as documented. There was a bug (tell instead of forward). This also adds a test case for that.