Copyright for ristretto source package in Oracular

Format:https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: ristretto
Source: https://archive.xfce.org/src/apps/ristretto/

Files: *
Copyright: 2006-2012 Stephan Arts 
           2013-2017 Xfce Developers
License: GPL-2+

Files: src/icon_bar.*
Copyright: 2004-2006 os-cillation e.K.
           2012 Stephan Arts 
License: LGPL-2.0+

Files: debian/*
Copyright: 2007 Stefan Ott 
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".

License: LGPL-2.0+
 This package is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser 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
 Lesser 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 Lesser General
 Public License can be found in "/usr/share/common-licenses/LGPL-2".