Undocumented predicates

The following predicates are exported, but not or incorrectly documented.

 get_irc_stream(Arg1, Arg2)

 get_irc_write_stream(Arg1, Arg2)

 get_irc_server(Arg1, Arg2)

 handle_server(Arg1, Arg2)

 connection(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7)

 min_msg_len(Arg1, Arg2)

 assert_irc_stream(Arg1, Arg2)

 assert_irc_write_stream(Arg1, Arg2)

 assert_connection(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7)

 assert_irc_server(Arg1, Arg2)

 assert_min_msg_len(Arg1, Arg2)

 assert_handle_server(Arg1, Arg2)