REHASH [option]

When no [option] is given, ircd will re-read the
ircd.conf file.

[option] can be one of the following:
  BANS     - Re-reads kline.conf, dline.conf, resv.conf and xline.conf
  DNS      - Re-read the /etc/resolv.conf file
  GLINES   - Clears G Lines
  HELP     - Re-reads help files
  MOTD     - Re-reads MOTD file
  OMOTD    - Re-reads Oper MOTD file
  PGLINES  - Clears pending G Lines
  REJECTCACHE - Clears the reject cache
  TDLINES  - Clears temporary D Lines
  TKLINES  - Clears temporary K Lines
  TRESVS   - Clears temporary nick and channel resvs
  TXLINES  - Clears temporary X Lines

- Requires Oper Priv: H
