/// <summary>
        /// Deserializes an XML file to an instance of <see cref="DbContextList"/>.
        /// </summary>
        /// <param name="filename"></param>
        /// <returns></returns>
        public static DbContextList DeserializeFromFile(string filename)
        {
            var s = new YAXLib.YAXSerializer(typeof(DbContextList));

            return((DbContextList)s.DeserializeFromFile(filename));
        }
        /// <summary>
        /// Deserializes an XML file to an instance of <see cref="OrganizationContext"/>.
        /// </summary>
        /// <param name="filename"></param>
        /// <returns></returns>
        public static OrganizationContext DeserializeFromFile(string filename)
        {
            var s = new YAXLib.YAXSerializer(typeof(OrganizationContext));

            return((OrganizationContext)s.DeserializeFromFile(filename));
        }