Quick and esy way to get the hash of map files using OpenRA.Utility

OpenRA.Utility/Command.cs

@@ -530,6 +530,12 @@ namespace OpenRA.Utility
 
 			Console.WriteLine();
 			Console.WriteLine("```");
+		}
+
+		public static void GetMapHash(string[] args)
+		{
+			var result = new Map(args[1]).Uid;
+			Console.WriteLine(result);
 		}
 	}
 }