Copyright (c) 2009-2010, Andrea Anzani
Copyright (c) 2009-2010, Pier Luigi Fiorini

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.	The name of the author may not be used to endorse or promote
	products derived from this software without specific prior written
	permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 
OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
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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.