Copyright for caja-seahorse source package in Bionic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Contact: Joel Barrios 
Upstream-Name: caja-seahorse
Source: https://github.com/darkshram/seahorse-caja

Files: *
Copyright: 2017, Joel Barrios 
License: GPL-2+

Files: debian/*
Copyright: 2017, Simon Quigley 
License: GPL-2+

Files: caja-ext/seahorse-caja-module.c
       caja-ext/seahorse-caja.*
Copyright: 2005, Tecsidel S.A.
License: GPL-2+

Files: po/br.po
Copyright: 2009, Rosetta Contributors
           2009, Canonical Ltd
License: GPL-2+

Files: po/fr.po
       po/ru.po
       po/rw.po
       po/tr.po
Copyright: 2000-2011, Free Software Foundation, Inc.
License: GPL-2+

Files: tool/mate-seahorse-tool-files.c
       tool/mate-seahorse-tool-progress.c
       tool/mate-seahorse-tool.*
       tool/seahorse-notification.c
       tool/seahorse-operation.*
       tool/seahorse-passphrase.h
       tool/seahorse-pgp-operation.*
       tool/seahorse-progress.*
       tool/seahorse-vfs-data.*
Copyright: 2004-2006, Stefan Walter
License: GPL-2+

Files: tool/seahorse-passphrase.c
Copyright: 2012, Red Hat
           2004-2006, Stefan Walter
           2003, Jacob Perkins
License: GPL-2+

Files: tool/seahorse-libdialogs.h
       tool/seahorse-util.*
       tool/seahorse-widget.*
Copyright: 2004-2005, Stefan Walter
           2003, Jacob Perkins
License: GPL-2+

License: GPL-2+
 This package 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 package 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 version 2 can be found in "/usr/share/common-licenses/GPL-2".