- Added paranoid channel flag "P" (combined with "u" flag
  all dyn-ops are required to have valid logons to remain/get opped)
- Fixed admin logon (2nd parameter is now the hostmask you wish to
  get authed for the given handle)
- Increased oer's channel rejoin delay from 3 to 10 seconds
- Made !locku (new, automatically unlocked) and !lock accept
  a reason for the channel lock (optional)