Copyright for gpx source package in Xenial

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: GPX
Source: https://github.com/whpthomas/GPX

Files: *
Copyright: 2013, Dr. Henry Thomas
License: GPL-2+

Files: getopt.*
Copyright: Public Domain
License: public-domain
 Here's something you've all been waiting for:  the AT&T public domain
 source for getopt(3).  It is the code which was given out at the 1985
 UNIFORUM conference in Dallas.  I obtained it by electronic mail
 directly from AT&T.  The people there assure me that it is indeed
 in the public domain.

Files: debian/*
Copyright: 2014 Chow Loong Jin 
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".