Copyright for black-box source package in Xenial

This package was debianized by Adrian Bunk  on
Wed, 26 Jul 2000 14:32:35 +0200.

It was downloaded from
http://www.linux-games.com/black-box/

    Copyright (C) 2000-2008  Karl Bartel 

    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.  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, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

On Debian GNU/Linux systems, the complete text of the GNU General
Public License can be found in /usr/share/common-licenses/GPL.