Copyright (c) 2004-2012 by Mulle Kybernetik. All rights reserved.

  Permission to use, copy, modify and distribute this software and its documentation
  is hereby granted, provided that both the copyright notice and this permission
  notice appear in all copies of the software, derivative works or modified versions,
  and any portions thereof, and that both notices appear in supporting documentation,
  and that credit is given to Mulle Kybernetik in all documents and publicity
  pertaining to direct or indirect use of this code or its derivatives.

  THIS IS EXPERIMENTAL SOFTWARE AND IT IS KNOWN TO HAVE BUGS, SOME OF WHICH MAY HAVE
  SERIOUS CONSEQUENCES. THE COPYRIGHT HOLDER ALLOWS FREE USE OF THIS SOFTWARE IN ITS
  "AS IS" CONDITION. THE COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY
  DAMAGES WHATSOEVER RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE
  OR OF ANY DERIVATIVE WORK.