Copyright 2004-7,2011 by the Massachusetts Institute of Technology.
Copyright 2007, Martin Ginkel <mginkel@mpi-magdeburg.mpg.de>
Copyright 2007, Hai Zaar <haizaar@gmail.com>
All Rights Reserved.

Permission to use, copy, modify, and distribute this software and
its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that copyright notice and this permission
notice appear in supporting documentation, and that the name of
M.I.T. not be used in advertising or publicity pertaining to
distribution of the software without specific, written prior
permission.  Furthermore if you modify this software you must label
your software as modified software and not distribute it in such a
fashion that it might be confused with the original
M.I.T. software.  M.I.T. makes no representations about the
suitability of this software for any purpose.  It is provided "as
is" without express or implied warranty.

