Make the "All Estates" option work from the client (this makes chosen changes to all the estates that the user owns).

This applies to adding/removing estate users, groups, managers and bans.
This is the application of the AllEstates_0.5.patch from http://opensimulator.org/mantis/view.php?id=5420
Thanks very much, Snoopy!

OpenSim/Services/Connectors/Simulation/EstateDataService.cs

@@ -111,6 +111,11 @@ namespace OpenSim.Services.Connectors
             return m_database.GetEstatesAll();
         }
 
+        public List<int> GetEstatesByOwner(UUID ownerID)
+        {
+            return m_database.GetEstatesByOwner(ownerID);
+        }
+
         public bool LinkRegion(UUID regionID, int estateID)
         {
             return m_database.LinkRegion(regionID, estateID);