public Configuration(IEnumerable<string> argv)
     : this()
 {
     var parsed = new Argv(argv);
     PresenceNotices = parsed.BooleanArg("presence-notices", PresenceNotices);
 }
        public Configuration(IEnumerable <string> argv) : this()
        {
            var parsed = new Argv(argv);

            PresenceNotices = parsed.BooleanArg("presence-notices", PresenceNotices);
        }