Move 20171014-20180218 update rules to subfolder

Also synced order of appearance with order they're applied in when running the full update path.

OpenRA.Mods.Common/UpdateRules/Rules/20171014/RemovePlayerPaletteTileset.cs

@@ -0,0 +1,43 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2018 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.Collections.Generic;
+
+namespace OpenRA.Mods.Common.UpdateRules.Rules
+{
+	public class RemovePlayerPaletteTileset : UpdateRule
+	{
+		public override string Name { get { return "Replace 'PlayerPaletteFromCurrentTileset'"; } }
+		public override string Description
+		{
+			get
+			{
+				return "The trait 'PlayerPaletteFromCurrentTileset' has been removed.\n" +
+					"Use 'PaletteFromFile' with a Tileset filter.";
+			}
+		}
+
+		public override IEnumerable<string> UpdateActorNode(ModData modData, MiniYamlNode actorNode)
+		{
+			foreach (var ppfct in actorNode.ChildrenMatching("PlayerPaletteFromCurrentTileset"))
+			{
+				ppfct.AddNode("Filename", "");
+				ppfct.AddNode("Tileset", "");
+				ppfct.RenameKey("PaletteFromFile");
+				yield return ppfct.Location + ": The trait 'PlayerPaletteFromCurrentTileset'\n" +
+					"has been replaced by 'PaletteFromFile'. The trait has been renamed for you,\n" +
+					"but you will need to update the definition to specify the correct filename and tileset filters.";
+			}
+
+			yield break;
+		}
+	}
+}