WIP: Tokens works well with collection. Dissapear upon picking up across all clients.

Still bug with mark ordering and arrows :/

#story[1250]

src/main/java/seng302/gameServer/MainServerThread.java

@@ -50,7 +50,7 @@ public class MainServerThread implements Runnable, ClientConnectionDelegate {
         terminated = false;
         thread = new Thread(this, "MainServer");
         startUpdatingWind();
-//        startSpawningTokens();
+        startSpawningTokens();
         thread.start();
     }