This is Versio, written by Charles Ozinga This code is made available "AS IS" without warranties of any kind. Your use of this software code is at your own risk and you waive any claim against Charles Ozinga with respect to your use of this software code. Copyright (c) 2020 Charles Ozinga, all rights reserved Permission is granted to make and distribute verbatim copies of this document provided that the copyright notice and this permission notice are preserved on all copies.