Tag RC4 release.

git-svn-id: http://svn.openlayers.org/tags/openlayers/release-2.4-rc4@3178 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/WMS/Untiled.js

@@ -1,5 +1,5 @@
-/* Copyright (c) 2006 MetaCarta, Inc., published under a modified BSD license.
- * See http://svn.openlayers.org/trunk/openlayers/repository-license.txt 
+/* Copyright (c) 2006 MetaCarta, Inc., published under the BSD license.
+ * See http://svn.openlayers.org/trunk/openlayers/release-license.txt 
  * for the full text of the license. */
 
  
@@ -92,7 +92,9 @@ OpenLayers.Layer.WMS.Untiled.prototype =
         obj = OpenLayers.Layer.HTTPRequest.prototype.clone.apply(this, [obj]);
 
         // copy/set any non-init, non-simple values here
-
+        
+        obj.tile = null;
+        
         return obj;
     },