ZooKeeperMap hang after expired zk session

[jdanbrown]

After some (not all) expired zk sessions, I'm experiencing hangs when ordasity tries to set its ZooKeeperMaps back up. I've created a very basic repro here with more info in the README: https://github.com/jdanbrown/bug-ordasity-zk-expire

• Code: https://github.com/jdanbrown/bug-ordasity-zk-expire/blob/master/src/main/scala/bug/Bug.scala
• Example log: https://raw.github.com/jdanbrown/bug-ordasity-zk-expire/master/example.log