Copyright for variety source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: variety
Upstream-Contact: Peter Levi 
Source: https://launchpad.net/variety

Files: *
Copyright: (C) 2012-2019, Peter Levi 
           (C) 2012, Rosetta Contributors and Canonical Ltd
License: GPL-3

Files: debian/*
Copyright: (C) 2012-2019, Peter Levi 
           (C) 2012, Rosetta Contributors and Canonical Ltd
           (C) 2015-2019, James Lu 
License: GPL-3

Files: variety.appdata.xml
Copyright: (C) 2017, martinkg 
License: CC0-1.0

License: CC0-1.0
 On Debian systems, the complete text of the Creative Commons CC0 1.0
 Universal license (CC0-1.0) can be found in
 "/usr/share/common-licenses/CC0-1.0".

License: GPL-3
 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, version 3.
 .
 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, see .
 .
 On Debian systems, the complete text of the GNU General
 Public License can be found in `/usr/share/common-licenses/GPL-3’.