! Copyright (c) 1990-1997  Michael Sandrof, Troy Rollo, Matthew Green,
! Timothy Jensen, and other ircII contributors.
!
! All rights reserved.  See the HELP IRCII COPYRIGHT file for more
! information.
!
Usage: CYCLE [<channel>]
  Leaves and rejoins a channel. If no channel is given, the current
  channel is cycled.

See Also:
  JOIN
  LEAVE
