Copyright for pdfsandwich source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: pdfsandwich
Source: https://sourceforge.net/projects/pdfsandwich/files/

Files: *
Copyright: 2010-2016 Tobias Elze
License: GPL-2+

Files: debian/*
Copyright: 2015-2018 Tobias Frost 
License: GPL-2+

Files: debian/control
Copyright: 2010-2014 Tobias Elze
           2015-2018 Tobias Frost 
Comment: Package description from Tobias Elze
License: GPL-2+

License: GPL-2+
 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 (in a file called LICENSE.txt); if not, go
 to http://www.gnu.org/copyleft/gpl.html or write to
 .
  Free Software Foundation, Inc.
  51 Franklin St, Fifth Floor
  Boston, MA 02110-1301, USA.
 .
 On Debian systems, the text of the GPL is available in the file:
 /usr/share/common-licenses/GPL-2