Allow passing map author as an argument

OpenRA.Mods.Cnc/UtilityCommands/ImportGen2MapCommand.cs

@@ -59,6 +59,10 @@ namespace OpenRA.Mods.Cnc.UtilityCommands
 			Game.ModData = utility.ModData;
 
 			var filename = args[1];
+			var author = args.Length > 2
+				? args[2]
+				: "Westwood Studios";
+
 			var file = new IniFile(File.Open(args[1], FileMode.Open));
 			var basic = file.GetSection("Basic");
 			var mapSection = file.GetSection("Map");
@@ -75,7 +79,7 @@ namespace OpenRA.Mods.Cnc.UtilityCommands
 			var map = new Map(Game.ModData, terrainInfo, mapCanvasSize.Width, mapCanvasSize.Height)
 			{
 				Title = basic.GetValue("Name", Path.GetFileNameWithoutExtension(filename)),
-				Author = "Westwood Studios",
+				Author = author,
 				RequiresMod = utility.ModData.Manifest.Id
 			};