/// <summary>
        /// Update the list with the given name and rules.
        /// </summary>
        /// <remarks>
        /// Specify the desired changes to the list by including all elements/rules in the list 
        /// (not the "delta")
        /// </remarks>
        /// <param name="name">name of this list</param>
        /// <param name="rules">rules of this list</param>
        /// <param name="cb">Callback for the server result</param>
        /// <param name="cbArg">Callback arguments for the result when needed</param>
        public void UpdateList(string name, Item[] rules, IqCB cb, object cbArg)
        {
            PrivacyIq pIq = new PrivacyIq();
            pIq.Type = XMPPProtocol.Protocol.client.IqType.set;

            // create a new list with the given name
            List list = new List(name);
            list.AddItems(rules);
            // add the list to the query
            pIq.Query.AddList(list);

            SendStanza(pIq, cb, cbArg);
        }