text: ////////////////////////////////////////////////////////////////////////////////
  // The Loki Library
  // Copyright (c) 2001 by Andrei Alexandrescu
  // This code accompanies the book:
  // Alexandrescu, Andrei. "Modern C++ Design: Generic Programming and Design 
  //     Patterns Applied". Copyright (c) 2001. Addison-Wesley.
  // Permission to use, copy, modify, distribute and sell this software for any 
  //     purpose is hereby granted without fee, provided that the above copyright 
  //     notice appear in all copies and that both that copyright notice and this 
  //     permission notice appear in supporting documentation.
  // The author or Addison-Wesley Longman make no representations about the 
  //     suitability of this software for any purpose. It is provided "as is" 
  //     without express or implied warranty.
  ////////////////////////////////////////////////////////////////////////////////
  
  // Last update: August 9, 2002
  
  ////////////////////////////////////////////////////////////////////////////////
  // This file is intentionally left empty
  // Due to compiler limitations, its contents has been moved to
  //     HierarchyGenerators.h 
  ////////////////////////////////////////////////////////////////////////////////
  
  