%BOperServ LOGONNEWS%B handles the logonnews system.

There are two lists. one for Users, and one for Opers (not
finished yet). A news item may be permanent (does not expire) or
may have a limited life (expires).

Syntax: %BLOGONNEWS ADD%B %UU/O%U [%U+expiry%U] %Umessage%U
        %BLOGONNEWS LIST%B %UU/O%U
        %BLOGONNEWS DEL%B %UU/O%U %Unum%U
