Delete copyright

copyright

-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
-Upstream-Contact: cquickcal@gmail.com
-Source: https://mentors.debian.net/package/helpman
-
-
-Files: *
-Copyright: 2017 Nathan SR <cquickcal@gmail.com> 
-License: GPL-3+
-
-Files: debian/*
-Copyright: 1995-1997, Chris Fearnley <cjf@netaxs.com>
-           1998-2006, James Troup <james@nocrew.org>
-           2008-2010, Arthur Loiret <aloiret@debian.org>
-           2011-2014, Jeroen Schot <schot@a-eskwadraat.nl>
-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 <http://www.gnu.org/licenses/>.
- .
- On Debian systems, the full text of the GNU General Public License
- version 3 can be found in the file `/usr/share/common-licenses/GPL-3'.