Added more cmds for network and network testing.
Merge branch 'network/action' into network/commands

Conflicts:
	gdx-bunny-brawl/src/main/java/de/hochschuletrier/gdw/ws1314/network/NetworkManager.java
Merge remote-tracking branch 'origin/network/action' into network/commands

Conflicts:
	gdx-bunny-brawl/src/main/java/de/hochschuletrier/gdw/ws1314/network/NetworkManager.java
Added NetworkCommands and an catch in NetConnection. Was hinzugefügt.
Merge branch 'network/commands' into integration_test/network_gameplay

Conflicts:
	gdx-bunny-brawl/src/main/java/de/hochschuletrier/gdw/ws1314/Main.java
	gdx-bunny-brawl/src/main/java/de/hochschuletrier/gdw/ws1314/network/NetworkManager.java
	gdx-bunny-brawl/src/main/java/de/hochschuletrier/gdw/ws1314/network/datagrams/LobbyUpdateDatagram.java
Merge branch 'integration_test/network_gameplay' of https://github.com/hottehead/GameDevWeek into integration_test/network_gameplay