Copyright for pps-tools source package in Focal

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: pps-tools
Source: https://github.com/redlab-i/pps-tools

Files: debian/*
Copyright:
	2009-2011 Alexander Gordeev 
	2012      Bernd Zeimetz 
	2017      Alexander Gerasiov 
License: GPL-2+

Files: *
Copyright:
	2005-2007 Rodolfo Giometti 
	2009-2011 Alexander Gordeev 
License: GPL-2+

License: GPL-2+
  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 package; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  .
  On Debian systems, the complete text of the GNU General
  Public License can be found in `/usr/share/common-licenses/GPL'.