Copyright for octave-symbolic source package in Xenial

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Symbolic package for Octave
Upstream-Contact: The Octave-Forge Community 
Upstream-Source: http://octave.sourceforge.net/symbolic/

Files: *
Copyright: 2014-2015 Colin B. Macdonald
           2014-2015 Andrés Prieto
           2014-2015 Alexander Misel
           2015 Carnë Draug
License: GPL-3+

Files: src/m4/ax_python_module.m4 src/m4/ax_compare_version.m4
Copyright: 2008 Andrew Collier
           2008 Tim Toolan 
License: permissive
 Copying and distribution of this file, with or without modification, are
 permitted in any medium without royalty provided the copyright notice
 and this notice are preserved. This file is offered as-is, without any
 warranty.

Files: debian/*
Copyright: 2008 Ólafur Jens Sigurðsson 
           2008-2009, 2011 Thomas Weber 
           2009-2009, 2012. 2015 Rafael Laboissiere 
           2015 Sébastien Villemot 
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 3 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, see .
 .
 On Debian systems, the complete text of the GNU General Public
 License, version 3, can be found in the file
 `/usr/share/common-licenses/GPL-3'.