Usage: customdelete cldbid={clientDBID} ident={ident}

Permissions:
  b_client_delete_dbproperties

Description:
  Removes a custom property from a client specified by the cldbid.

Parameters:
  cldbid : id of client in database
  ident : identifier

Example:
  customdelete cldbid=4 ident=forum_nickname
  error id=0 msg=ok