Log Message:
Update to 20080314:

Changes since ircII 20060725:

  o  /on channel_signoff works again
  o  try to split ICB messages at word boundaries
  o  disallow many IRC commands on ICB
  o  /ping works on ICB
  o  revert the utf-8 changes for large lastlog performance reasons.
     there should be a re-implementation coming in the future.