Host also can be it's own client.

The host can connect to itself to become a client, packets are also sending from the host to client, update method should be ready to fully implemented. Added chatter packets to packet types to be used mostly for testing but can be further implemented for proper use in the future.

#story[1055]

src/main/java/seng302/controllers/LobbyController.java

@@ -103,5 +103,7 @@ public class LobbyController implements Initializable{
     @FXML
     public void readyButtonPressed() {
         GameState.setCurrentStage(GameStages.RACING);
+        setContentPane("/views/RaceView.fxml");
+
     }
 }