Remove the dead ActorGroupProxy trait

OpenRA.Mods.Common/OpenRA.Mods.Common.csproj

@@ -371,7 +371,6 @@
     <Compile Include="Traits\PaletteEffects\FlashPaletteEffect.cs" />
     <Compile Include="Traits\PaletteEffects\MenuPaletteEffect.cs" />
     <Compile Include="Traits\PaletteEffects\RotationPaletteEffect.cs" />
-    <Compile Include="Traits\Player\ActorGroupProxy.cs" />
     <Compile Include="Traits\Player\AllyRepair.cs" />
     <Compile Include="Traits\Player\BaseAttackNotifier.cs" />
     <Compile Include="Traits\Player\ClassicProductionQueue.cs" />

OpenRA.Mods.Common/Traits/Player/ActorGroupProxy.cs

@@ -1,37 +0,0 @@
-#region Copyright & License Information
-/*
- * Copyright 2007-2017 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, either version 3 of
- * the License, or (at your option) any later version. For more
- * information, see COPYING.
- */
-#endregion
-
-using System.Globalization;
-using System.Linq;
-using OpenRA.Traits;
-
-namespace OpenRA.Mods.Common.Traits
-{
-	[Desc("Part of the unfinished group-movement system. Attach this to the player actor.")]
-	class ActorGroupProxyInfo : TraitInfo<ActorGroupProxy> { }
-
-	class ActorGroupProxy : IResolveOrder
-	{
-		public void ResolveOrder(Actor self, Order order)
-		{
-			if (order.OrderString == "CreateGroup")
-			{
-				/* create a group */
-				var actors = order.TargetString.Split(',')
-					.Select(id => uint.Parse(id, NumberStyles.Any, NumberFormatInfo.InvariantInfo))
-					.Select(id => self.World.GetActorById(id))
-						.Where(a => a != null);
-
-				new Group(actors);
-			}
-		}
-	}
-}