Copyright for pstoedit source package in Focal

The Debian package is currently maintained by Roland Stigge 
This package was re-debianized using debhelper by J.H.M. Dassen (Ray).
Previous versions were maintained by joost witteveen, 

pstoedit sources can be found at http://www.pstoedit.net/pstoedit .

Copyright:

PSTOEDIT 
Copyright (C) 1993 - 2009 Wolfgang Glunz, wglunz@pstoedit.net

License: 
--------

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

A copy of this license can be found in /usr/share/common-licenses/GPL-2.


Although the readme.txt file contains a requests for CD's to
be sent to the author, he assured Joost of the following:

From Wolfgang.Glunz@mchp.siemens.de Fri May  2 19:16:12 1997
Message-Id: <199705021714.TAA20432@weisshorn.mchp.siemens.de>
Subject: Re: pstoedit licence
To: joost@rulcmc.leidenuniv.nl (joost witteveen)
Date: Fri, 2 May 1997 19:14:51 +0200 (MET DST)

> The new (2.60) pstoedit still has the GNU copyleft licence, but also
> the remark:
> 
>   If you include this program on a CDROM, please send me a copy of the CD,
>   or if it goes with a book, of the book.
> 
> Although I find this on itself a very reasonable request, "we"
> (the Debian volunteers) cannot fulfill that requrement, and we want
> CD producers to be able to just blindly copy the core part of the debian
> distribution, without looking at all copyrights involved (all
> programmes in the core section are GPL or similar).
> 
> So, would you like pstoedit-2.60 not to be included with Debian
> (we cannot fulfill the readme.txt requrements), or is the remark
> above just to be read like "it would be nice if you sent me one of
> those CD's, but it's up to you"?
> 
I explicitly wrote "please send ..." and not "you have to". So
your last interpretation is what I had in mind. So feel free
to include pstoedit in your Linux distribution. No problem !

[...]