Copyright for libint source package in Focal

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: libint
Upstream-Contact: Edward F. Valeev 
Source: http://sourceforge.net/p/libint/

Files: *
Copyright: Copyright (C) 1996-2013 Edward F. Valeev and Justin T. Fermann
License: GPL-3+

Files: debian/*
Copyright: 2007-2013, The debichem team 
Comment:
 This package was debianized by Daniel Leidert  on
 Sun, 10 Jun 2007 03:35:40 +0200.
License: GPL-3+

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; 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.
Comment:
 On Debian systems, the complete text of the GNU General Public License
 version 2 can be found in "/usr/share/common-licenses/GPL-2".