Renamed WebSocketServerConnection to WebSocketServerWorker,
WebSocketClientConnection to WebSocketClientWorker, to avoid confuse on
the underlying spray server connection.
Upgraded to scala-2.10.4, akka-2.3.4
Used ThreadLocalRandom to replace java.util.Random.
Upgraded to akka-2.3.5, bumped version to 0.1.3-RC1
Release 0.1.2
Bump version to 0.1.3-SNAPSHOT