 Permission to use, copy, modify, and distribute this software for any   purpose with or without fee is hereby granted, provided that the above   copyright notice and this permission notice appear in all copies.    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES   WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF   MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR   ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ 