rem: _dest.GetNodeRef(&ref); dest_node = ref.node;
add: fDestination.GetNodeRef(&ref); fDestinationNode = ref.node;
context: 		UpdateHandler(BRemoteMailStorageProtocol *prot, const char *dest) : _prot(prot), _dest(dest) {			node_ref ref;			_dest.GetNodeRef(&ref);			dest_node = ref.node;		}