clh / clearhistory            Clears the current world's connection history

   Format:
      ;clh                    Clears connection history

   Notes:
      Axmud is able to store basic details about past connection to a world.
      This command clears the current world's entire connection history.
      See also the help for 'togglehistory' and ';showhistory'.

   User commands:
      clh / clearhis / clearhistory
