sock:
 * async SSL handshake
 * sock_openssl, or improve sock_gnutls
 * client certs for sock_ssl_connect
 * server cert validation for sock_ssl_connect
 * tests...

irc_queue:
 * fix use of line_proto_send
 * more expansive tests

irc_cmd/chain:
 * handle irc_cmd_remove from inside irc_cmd_invoke

irc_net:
 * reconnect, maybe cycling servers?

config:
 * user-defined types
 * return values

irc_log:
 * recode to valid UTF8