*-----------------------------------------------------------------------
* Copyright 2013: Gunnar von Boehn
*-----------------------------------------------------------------------
* License:
*  1. You are free to use this program and/or to redistribute
*     this program.
*  2. You are free to modify this program for your own use,
*     including commercial use.
*  3. You are free to publish results obtained from running this
*     program, or from works that you derive from this program.
*  4. Absolutely no warranty is expressed or implied.
