initial shroud support

OpenRa.Game/Shroud.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using IjwFramework.Types;
+
+namespace OpenRa.Game
+{
+	class Shroud
+	{
+		bool[,] explored = new bool[128, 128];
+
+		public void Explore(Actor a)
+		{
+		}
+	}
+}