Copyright for ltspfs source package in Bionic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Contact: LTSP upstream team
Upstream-Name: ltspfs
Upstream-Source: https://code.launchpad.net/~ltsp-upstream/ltsp/+git/ltspfs

Files: *
Copyright: 2006-2012 Scott Balneaves 
 2006-2014 Vagrant Cascadian 
 2013-2014 Alkis Georgopoulos 
 2008-2011 Stéphane Graber 
 2008-2011 Warren Togami 
 2008-2010 Gideon Romm 
 2009 Marc Gariepy 
 2009 Francis Giraldeau
 2008 Otavio Salvador 
License: GPL-2+

Files: debian/*
Copyright: 2006 Scott Balneaves 
 2006-2015 Vagrant Cascadian 
License: GPL-2+

Files: src/lbmount.c
Copyright: Scott Balneaves  2006-2007
 Martin Pitt, 2006
 Vagrant Cascadian  2008
 Warren Togami  2008
License: GPL-2+

Files: src/ltspfsd.c 
Copyright: Scott Balneaves  2005-2007
 Gideon Romm  2009
License: GPL-2+

Files: src/common.c src/ltspfsd_functions.c
Copyright: Scott Balneaves  2005-2007
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.
  . 
  On Debian and Ubuntu systems, a copy of the GNU General Public License version
  2 may be found in the file /usr/share/common-licenses/GPL-2.