Split Capturable into its own trait

OpenRA.Mods.RA/Capturable.cs

@@ -0,0 +1,23 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made 
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Linq;
+using OpenRA.Effects;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA
+{
+	public class CapturableInfo : TraitInfo<Capturable>
+	{
+		public readonly string[] CaptureClasses = {"Building"};
+	}
+
+	public class Capturable {}
+}