working on letting _any_ actor be a production-queue. (chrome still needs work)

OpenRa.Game/PlaceBuilding.cs

@@ -34,7 +34,7 @@ namespace OpenRa.Game
 
 		public void Tick()
 		{
-			var producing = Owner.Producing( Rules.UnitCategory[ Building.Name ] );
+			var producing = Owner.PlayerActor.traits.Get<Traits.ProductionQueue>().Producing( Rules.UnitCategory[ Building.Name ] );
 			if( producing == null || producing.Item != Building.Name || producing.RemainingTime != 0 )
 				Game.world.AddFrameEndTask( _ => { Game.controller.orderGenerator = null; } );
 		}