* Aligned the Java and Scala documentation for Actors
* Implemented hotswap samples in Java, and documented in same way as Scala docs
* Improved Actors (Scala) docs
* Fixed wrong preRestart and postRestart in UntypedActor
* Changed name of Dispatchers.fromConfig to newFromConfig and made it Java friendly
* Added ActorRef.ask with Timeout parameter in addition to the timeoutMillis