Copyright for jigit source package in Focal

This is the Debian GNU/Linux prepackaged version of jigit. Jigit includes:

 * a set of tools written by Steve McIntyre  to help
   create ISO images from jigdo files.

   Copyright (c) 2004-2011 Steve McIntyre. jigit may be copied under
   the terms and conditions of version 2 of the GNU General Public
   License, as published by the Free Software Foundation (Cambridge,
   MA, USA).

 * the libjte library which contains utility code to help in creating
   jigdo files.

   Copyright (C) 2000-2011 Free Software Foundation, Inc.,
   Steve McIntyre, George Danchev, Thomas Schmitt.

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation; either version 2.1
   of the License, or (at your option) any later version.

On Debian GNU/Linux systems, the complete text of the GNU General
Public License (v2) can be found in /usr/share/common-licenses/GPL-2
and the complete text of the GNU Lesser General Public License (v2.1)
can be found in /usr/share/common-licenses/LGPL-2.1 .

This package was also put together by Steve McIntyre
<93sam@debian.org> from sources obtained from:

http://www.einval.com/~steve/software/JTE/