License
Permission to use, copy, modify, distribute, and sell this software
and its documentation for any purpose is hereby granted without fee,
provided that the above copyright notice and this permission notice
appear in all copies, derivative works and associated documentation,
and that neither the name of Boston University nor that of the
author(s) be used in advertising or publicity pertaining to the
distribution or sale of the software without specific, prior written
permission. Neither Boston University nor its agents make any
representations about the suitability of this software for any
purpose. It is provided "as is" without warranty of any kind, either
express or implied. Neither Boston University nor the author indemnify
any infringement of copyright, patent, trademark, or trade secret
resulting from the use, modification, distribution or sale of this
software.