Copyright for efax source package in Focal

This is Debian GNU/Linux's prepackaged version of the 'efax' utility.
'efax' permits to send, receive, view and print fax messages. 'efax' was
written by Ed Casas .

Homepage and Download location: http://www.cce.com/efax/

This package was put together by Dirk Eddelbuettel 

Small changes that were made as adding the Debian package maintenance system
as well as editing some files to follow Debian and FSSTND conventions.

The copyright statement for efax follows:

    Copyright (C) 1995  Ed Casas

    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.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program;  if not, write to the Free Software Foundation, 
    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA

On Debian GNU/Linux systems, the complete text of the GNU General
Public License can be found in `/usr/share/common-licenses/GPL'.

The source files also contain the following two paragraphs:

    Please contact the author if you wish to use efax or efix in
    ways not covered by the GNU GPL.

    You may contact the author by e-mail at: edc@cce.com, by mail
    at: 2629 West 3rd Ave, Vancouver, BC, Canada, V6K 1M4, or by
    fax at: +1 604 734 5291.