Freezes map after game ends.

Adds newline.

Disables keyboard hotkeys for units after game ends.

OpenRA.Game/World.cs

@@ -52,12 +52,12 @@ namespace OpenRA
 		public Player LocalPlayer { get; private set; }
 
 		public event Action GameOver = () => { };
-		bool gameOver;
+		public bool IsGameOver { get; private set; }
 		public void EndGame()
 		{
-			if (!gameOver)
+			if (!IsGameOver)
 			{
-				gameOver = true;
+				IsGameOver = true;
 
 				foreach (var t in WorldActor.TraitsImplementing<IGameOver>())
 					t.GameOver(this);