wow, it works!

git-svn-id: svn://svn.ijw.co.nz/svn/OpenRa@1190 993157c7-ee19-0410-b2c4-bb4e9862e678

OpenRa.FileFormats/ShpReader.cs

@@ -42,6 +42,8 @@ namespace OpenRa.FileFormats
 		public readonly ushort Width;
 		public readonly ushort Height;
 
+		public Size Size { get { return new Size(Width, Height); } }
+
 		private readonly List<ImageHeader> headers = new List<ImageHeader>();
 
 		int recurseDepth = 0;