Lobby controller list view is able to react to changes in client state boats and update the list view appropriately.

#story[1055]

src/main/java/seng302/client/ClientStateQueryingRunnable.java

@@ -1,10 +1,10 @@
 package seng302.client;
 
-import java.util.List;
 import java.util.Observable;
 
 /**
- * Created by zyt10 on 21/07/17.
+ * Used by LobbyController to run a separate thread-loop
+ * updates the controller when change is detected.
  */
 public class ClientStateQueryingRunnable extends Observable implements Runnable {
 
@@ -15,9 +15,21 @@ public class ClientStateQueryingRunnable extends Observable implements Runnable
     @Override
     public void run() {
         while(!terminate) {
-            if (ClientState.isRaceStarted() && ClientState.isConnectedToHost()) {
+//            if (ClientState.isRaceStarted() && ClientState.isConnectedToHost()) {
+//                setChanged();
+//                notifyObservers();
+//            }
+            // Sleeping the thread so it will respond to the if statement below
+            // if you know a better fix, pls tell me :) -ryan
+            try {
+                Thread.sleep(0);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            if (ClientState.isDirtyState()) {
                 setChanged();
                 notifyObservers();
+                ClientState.setDirtyState(false);
             }
         }
     }