Terminated the game server socket when click exit lobby button

- the whole server thread should be terminated instead. To be fixed in the future.

#story[1047] #issue[28]

src/main/java/seng302/gameServer/GameServerThread.java

@@ -256,8 +256,9 @@ public class GameServerThread implements Runnable, Observer, ClientConnectionDel
         }
 
         acceptConnection();
-        acceptConnection();
 //        acceptConnection();
+//        acceptConnection();
+        System.out.println("well, hit here now");
 
         for (Player player : GameState.getPlayers()) {
             System.out.println(player);
@@ -399,4 +400,13 @@ public class GameServerThread implements Runnable, Observer, ClientConnectionDel
 //        }
 
     //}
+
+    public void terminateGame() {
+        try {
+            //TODO: for now, I just close the socket, but i think we should terminate the whole thread instead. -hyi25 13 July
+            server.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
 }

src/main/java/seng302/gameServer/GameStages.java

@@ -9,7 +9,8 @@ public enum GameStages {
     LOBBYING(0),
     PRE_RACE(1),
     RACING(2),
-    FINISHED(3);
+    FINISHED(3),
+    CANCELLED(4);
 
     private long code;