Copyright for attal source package in Xenial

This package was debianized by Barry deFreese   for
Debian Games Team  on Wed, 19 Mar 2008
00:18:08 -0400

It was formerly debianized by Raphael Goulais  on
Fri, 21 Nov 2003 12:53:55 +0100.

It was downloaded from http://www.attal-thegame.org/

Upstream Authors:
  Pascal Audoux : Developper - Specs
  Cyrille Verrier: Developper
  Gilles Oppeneau : Webmaster - Graphist - Specs
  Alexandre Lherault: Graphist (Cyberpunk)
  Marc Leyral : Medieval Theme - Graphist - Specs
  Morgan: Medieval Theme - Graphist - Specs
  Quentin Dusoulier: Developper
  Carlo: Alpha-tester, Developper (up to april 2003)
  Nickolay Semenov : Developper (from may 2003)

Copyright:
admin/mingw32-g++/qplatformdefs.h:** Copyright (C) 1992-2006 Trolltech ASA

All other files are copyright (C) 2003-2008 by Pascal Audoux, Cyrille Verrier,
Gilles Oppeneau, Alexandre Lherault, Marc Leyral, Morgan, Quentin Dusoulier,
Carlo and Nickolay Semenov.

   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, 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; see the file COPYING.
   If not, write to the Free Software Foundation,
   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 the file `/usr/share/common-licenses/GPL-2'.