Copyright (c) 2007-2010 by Steve Kemp.

Addition contributions are listed in the supplied file AUTHORS.

    This program is free software; you can redistribute it and/or modify
    it under the terms of either:

    a) the GNU General Public License as published by the Free Software
       Foundation; either version 2, or (at your option) any later
       version, or

    b) the "Artistic License" which comes with Perl.

On Debian GNU/Linux systems, the complete text of the GNU General
Public License can be found in `/usr/share/common-licenses/GPL' and
the Artistic Licence in `/usr/share/common-licenses/Artistic'.