Overhaul target line rendering:

- Targets are now defined by the activities
- Queued activities are shown
- Support custom attack colors

OpenRA.Mods.Common/Traits/ProductionParadrop.cs

@@ -103,7 +103,6 @@ namespace OpenRA.Mods.Common.Traits
 		{
 			var exit = CPos.Zero;
 			var exitLocation = CPos.Zero;
-			var target = Target.Invalid;
 
 			var info = (ProductionParadropInfo)Info;
 			var actorType = info.ActorType;
@@ -124,7 +123,6 @@ namespace OpenRA.Mods.Common.Traits
 				var initialFacing = exitinfo.Facing < 0 ? (to - spawn).Yaw.Facing : exitinfo.Facing;
 
 				exitLocation = rp.Value != null ? rp.Value.Location : exit;
-				target = Target.FromCell(self.World, exitLocation);
 
 				td.Add(new LocationInit(exit));
 				td.Add(new CenterPositionInit(spawn));
@@ -149,8 +147,6 @@ namespace OpenRA.Mods.Common.Traits
 					}
 				}
 
-				newUnit.SetTargetLine(target, rp.Value != null ? Color.Red : Color.Green, false);
-
 				if (!self.IsDead)
 					foreach (var t in self.TraitsImplementing<INotifyProduction>())
 						t.UnitProduced(self, newUnit, exit);