Add ruleset visual tests

osu.iOS/Application.cs

@@ -1,14 +1,14 @@
-using UIKit;
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using UIKit;
 
 namespace osu.iOS
 {
     public class Application
     {
-        // This is the main entry point of the application.
         public static void Main(string[] args)
         {
-            // if you want to use a different Application Delegate class from "AppDelegate"
-            // you can specify it here.
             UIApplication.Main(args, null, "AppDelegate");
         }
     }