Merge pull request #3739 from Mailaender/legacy-mono-eos

Dropped support for ancient Mono versions

OpenRA.Game/Game.cs

@@ -441,14 +441,11 @@ namespace OpenRA
 			var settings = new ServerSettings()
 			{
 				Name = "Skirmish Game",
-				Map = map
+				Map = map,
+				AdvertiseOnline = false,
+				AllowPortForward =  false
 			};
 
-			// Work around a miscompile in mono 2.6.7:
-			// booleans that default to true cannot be set false by an initializer
-			settings.AdvertiseOnline = false;
-			settings.AllowPortForward = false;
-
 			server = new Server.Server(new IPEndPoint(IPAddress.Loopback, 0),
 			                           Game.Settings.Game.Mods, settings, modData);