Copyright for openarena-players-mature source package in Xenial

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: OpenArena
Upstream-Contact: http://openarena.ws/
Source:
  http://openarena.ws/download.php?view.2 (oa081.zip)
  http://openarena.ws/download.php?view.3 (oa085p.zip)
  http://openarena.ws/download.php?view.5 (oa088p.zip)
  http://openarena.ws/svn/source/assets/ (source files)
  .
  The "orig" tarballs are derived from oa081.zip, oa085p.zip and oa088p.zip,
  with the engine, non-free files etc. removed, the PK3 files unpacked, and
  source files added (where the files from the PK3 are not themselves the
  preferred form for modification). See README.source for full details.

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.
  .
  You can find the GPL license text on a Debian system under
  /usr/share/common-licenses/GPL-2.

License: short-GPL-2
  "released under the gpl v2 license (read COPYING)"
  .
  You can find the GPL license text on a Debian system under
  /usr/share/common-licenses/GPL-2.

License: even-shorter-GPL-2
  "License: GPLv2"
  .
  You can find the GPL license text on a Debian system under
  /usr/share/common-licenses/GPL-2.

Files: *
Copyright:
  © 2005-2012 OpenArena Team (see CREDITS, CREDITS-0.8.5, CREDITS-0.8.8)
  © 1997-2006 id Software, Inc.
  © Seth and Ulrich Galbraith (no year specified)
  © 2003 Robert P. Gove Jr. (R.P.G.)
  © 2006 jzero
  © 2006-2008 leileilol
  © 2006-2007 Bob Isaac (Dmn_clown)
  © 2007 Cestmir Houska (Czestmyr)
  © 2007 Enki
  © 2006-2008 Chris Holden
  © 2007-2008 Blake John Heatly
  © 2008 Fuzztooth (mancubus.net)
  © 2010 Poul Sander (Sago007)
  © 2010 Zimmermann Gyula
  © 2010 Jens Loehr
License: GPL-2+

Files: */models/players/merman source/assets/models/merman
Copyright: © 2007 Enki
License: short-GPL-2

Files: source/assets/maps/oa_thor.* pak6-patch088/maps/oa_thor.*
Copyright: © "Thor" (no year specified)
License: even-shorter-GPL-2

Files: debian/*
Copyright:
  © 2010 Bruno Kleinert
  © 2010-2015 Simon McVittie
License: GPL-2+

Files:
 debian/list-pk3.pl
 debian/qvmbrute.c
Copyright:
 © 2010 Simon McVittie 
License: permissive
 Copying and distribution of this file, with or without modification, are
 permitted in any medium without royalty provided this notice is preserved.
 This file is offered as-is, without any warranty.