Copyright (c) 2012 Marco Maggi <marco.maggi-ipsu@poste.it>
Copyright (c) 2011 Keegan McAllister
All rights reserved.

Redistribution and  use in source and binary  forms, with or
without  modification,  are   permitted  provided  that  the
following conditions are met:

1.  Redistributions of  source  code must  retain the  above
   copyright  notice,  this   list  of  conditions  and  the
   following disclaimer.

2. Redistributions  in binary form must  reproduce the above
   copyright  notice,  this   list  of  conditions  and  the
   following  disclaimer in  the documentation  and/or other
   materials provided with the distribution.

3.  Neither the  name of  the author  nor the  names  of his
   contributors may  be used to endorse  or promote products
   derived from this software without specific prior written
   permission.

THIS  SOFTWARE  IS PROVIDED  BY  THE  COPYRIGHT HOLDERS  AND
CONTRIBUTORS   ``AS  IS''   AND  ANY   EXPRESS   OR  IMPLIED
WARRANTIES,  INCLUDING,  BUT  NOT  LIMITED TO,  THE  IMPLIED
WARRANTIES OF  MERCHANTABILITY AND FITNESS  FOR A PARTICULAR
PURPOSE ARE  DISCLAIMED.  IN NO  EVENT SHALL THE  AUTHORS OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS  OF USE,  DATA, OR  PROFITS; OR  BUSINESS INTERRUPTION)
HOWEVER CAUSED  AND ON ANY  THEORY OF LIABILITY,  WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
OTHERWISE)  ARISING  IN ANY  WAY  OUT  OF  THE USE  OF  THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
