Updating Spray code with upgrade of Akka and Spray versions.
Support multiple environments via multiple application.conf files and soft links.
Removing router supervision strategy and using its parent's strategy since they are almost identical. Also fixing problem of flow test not terminating because Stop is now a case class rather than case object.
Initial revision of Remote Akka daemons to support spawning remote worker actors.
Adding ability to distribute workers into their own Akka systems.
Adding documentation on remote.