Usage: clientpoke clid={clientID} msg={text}

Permissions:
  i_client_poke_power
  i_client_needed_poke_power

Description:
  Sends a poke message to the client specified with clid.

Parameters:
  clid : integer : id of client
  msg : message to send as a poke

Example:
  clientpoke clid=5 msg=Wake\sup!
  error id=0 msg=ok
