* minor: change the name of one serialization method to match its counterpart

OpenSim/Region/Framework/Interfaces/IRegionSerialiserModule.cs

@@ -117,6 +117,6 @@ namespace OpenSim.Region.Framework.Interfaces
         /// </summary>
         /// <param name="grp"></param>
         /// <returns></returns>
-        string SaveGroupToXml2(SceneObjectGroup grp);
+        string SerializeGroupToXml2(SceneObjectGroup grp);
     }
 }