====================BSL-1.0====================
    Use, modification and distribution is subject to the Boost Software
    License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
    http://www.boost.org/LICENSE_1_0.txt)


====================BSL-1.0====================
//  Copyright 2008 Eric Niebler. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)


====================BSL-1.0====================
//  Copyright 2009 Eric Niebler. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)


====================BSL-1.0====================
//  Distributed under the Boost Software License, Version 1.0. (See
//  accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt)


====================BSL-1.0====================
// Distributed under the Boost Software License, Version 1.0. (See accompany-
// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)


====================COPYRIGHT====================
    Copyright (c) 2001-2003 Joel de Guzman
    Copyright (c) 2001-2003 Daniel Nuffer
    http://spirit.sourceforge.net/


====================COPYRIGHT====================
    Copyright (c) 2001-2003 Joel de Guzman
    http://spirit.sourceforge.net/


====================COPYRIGHT====================
//  Copyright 2007 David Jenkins.
//  Copyright 2007 Eric Niebler.


====================COPYRIGHT====================
//  Copyright 2008 Eric Niebler.
//  Copyright 2008 David Jenkins.


====================COPYRIGHT====================
//  Copyright 2008 Eric Niebler. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)


====================COPYRIGHT====================
//  Copyright 2009 Eric Niebler. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)


====================COPYRIGHT====================
// (c) Copyright Andreas Huber Doenni 2002-2005, Eric Niebler 2006
// Distributed under the Boost Software License, Version 1.0. (See accompany-
// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)