Set up controller classes for lobby and host. Made changes to TitleController and MainController. Title screen can now enter lobby and host.

#story[1087]

racevisionGame/src/main/java/visualiser/app/App.java

@@ -9,6 +9,7 @@ import javafx.scene.Scene;
 import javafx.scene.image.Image;
 import javafx.stage.Stage;
 import javafx.stage.WindowEvent;
+import visualiser.Controllers.MainController;
 
 public class App extends Application {
 
@@ -35,9 +36,11 @@ public class App extends Application {
             }
         });
         FXMLLoader loader = new FXMLLoader(getClass().getResource
-                ("/visualiser/scenes/titleScreen.fxml"));
+                ("/visualiser/scenes/main.fxml"));
         Parent root = loader.load();
         stage.setResizable(false);
+        MainController mc = (MainController) loader.getController();
+        mc.enterTitle();
         Scene scene = new Scene(root);
 
         stage.setScene(scene);