Resolve "Create RoundInfo-page"

Closes #11 (closed)

core/src/com/wordbattle/game/controller/MainMenuController.java

@@ -47,7 +47,7 @@ public class MainMenuController {
             // Button checks
             if (joinGameButtonBounds.contains(touchPos.x, touchPos.y)) {
                 System.out.println("Join Game Button Pressed");
-                state.getStateManager().setState(new RoundInfoState(state.getStateManager()));
+                state.getStateManager().setState(new JoinGameState(state.getStateManager()));
 
             }
             if (newGameButtonBounds.contains(touchPos.x, touchPos.y)) {