Copyright for libnids source package in Focal

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

Files: *
Copyright: 1999-2005 Rafal Wojtczuk 
License: GPL-2+

Files: debian/*
Copyright: 2017-2018 Marcos Fouces 
           2006,2008,2010 Vasilis Pappas 
           2010 Nico Golde 
           2009 David Paleino 
           2006 Anibal Monsalve Salazar 
           2006 Michael Ablassmeier 
           2004, 2005 Steve Kemp 
           2004 Matt Kraai 
           2004 Domenico Andreoli 
           2003 Roland Mas 
           2000-2001 Robert van der Meulen 
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".