refactor: Change port to 80; Selogin transition to main menu

frontend/core/src/com/game/tankwars/controller/LoginController.java

@@ -14,11 +14,10 @@ import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
 import com.badlogic.gdx.utils.Json;
 import com.game.tankwars.Callback;
 import com.game.tankwars.ReceiverHandler;
-import com.game.tankwars.ResourceManager;
 import com.game.tankwars.TankWarsGame;
 import com.game.tankwars.model.CurrentUser;
 import com.game.tankwars.model.User;
-import com.game.tankwars.view.GameScreen;
+import com.game.tankwars.view.MainMenuScreen;
 
 
 /**
@@ -93,16 +92,13 @@ public class LoginController {
     }
 
     public void handleInput(String username) {
-        // TODO: Move clear line to MainMenuController when the main menu is operational
         retries = 0;
         failed = false;
         fetchUser(username);
         while (getCurrentUser().getUser() == null && !failed){
         }
-        if (!failed) {
-            ResourceManager.getInstance().clear();
-            tankWarsGame.setScreen(new GameScreen(tankWarsGame));
-        }
+        if (!failed)
+            tankWarsGame.setScreen(new MainMenuScreen(tankWarsGame));
     }
 
     public void fetchUser(final String username) {
@@ -125,7 +121,7 @@ public class LoginController {
             }
         };
 
-        String url = String.format("http://localhost:3000/user/create/%s", username);
+        String url = String.format("http://localhost:80/user/create/%s", username);
         Net.HttpRequest httpRequest = new HttpRequestBuilder()
                 .newRequest()
                 .method(Net.HttpMethods.POST)