e this software for any purpose, including
commercial applications, and to alter it and redistribute it freely, subject to
the following restrictions:

1.  The origin of this software must not be misrepresented; you must not claim
    that you wrote the original software. If you use this software in a product,
    an acknowledgment in the product documentation would be appreciated but is
    not required.

2.  Altered source versions must be plainly marked as such, and must not be
    misrepresented as bein