Updated 'LobbyState' class.

Updated the 'LobbyState' class by fixing the error by sending the 'ServerStartGameMessage' after all players are ready.

Projekte/mdga/model/src/main/java/pp/mdga/server/automaton/LobbyState.java

@@ -109,8 +109,10 @@ public void received(LobbyReadyMessage msg, int from) {
         }
 
         this.logic.getGame().setAllReady(true);
+        if (this.logic.getGame().allReady()) {
             this.logic.getServerSender().broadcast(new ServerStartGameMessage(this.logic.getGame().getBoard()));
         }
+    }
 
     /**
      * This method will be called whenever the server received a LobbyNotReadyMessage message.