SET <option> [parameter]
Sets various username options.
  PASSWORD [oldpass] [newpass]: Sets password to [newpass]
  EMAIL    [email]   : Sets email address to [email].
  PRIVATE  [on|off]  : Hides information about username.
  NOACCESS [on|off]  : Prevents username from being added to channels.
  NOMEMOS  [on|off]  : Prevents username from receiving memos.
  LANGUAGE [lang]    : Sets language to [language].  See LANGUAGE helpfile.
