  Any party obtaining a copy of these files from the author, directly or
  indirectly, is granted, free of charge, a full and unrestricted irrevocable,
  world-wide, paid up, royalty-free, nonexclusive right and license to deal
  in this software and documentation files (the "Software"), including without
  limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
  and/or sell copies of the Software, and to permit persons who receive
  copies from any such party to do so, with the only requirement being
  that this copyright notice remain intact.
