add a lint pass to catch Mirey's bogus autotarget wiring cases

OpenRA.Mods.RA/Lint/LintBuildablePrerequisites.cs

@@ -20,7 +20,23 @@ namespace OpenRA.Mods.RA
     {
         public void Run(Action<string> emitError)
         {
-            emitError("Hello World");
+			/* do something intelligent here. */
         }
     }
+	
+	class CheckAutotargetWiring : ILintPass
+	{
+		public void Run(Action<string> emitError)
+        {
+            foreach( var i in Rules.Info )
+			{
+				if (i.Key.StartsWith("^"))
+					continue;
+				var attackMove = i.Value.Traits.GetOrDefault<AttackMoveInfo>();
+				if (attackMove != null && !attackMove.JustMove &&
+				    !i.Value.Traits.Contains<AutoTargetInfo>())
+					emitError( "{0} has AttackMove setup without AutoTarget, and will crash when resolving that order.".F(i.Key) );
+			}
+        }
+	}
 }