Copyright for libhtml-wikiconverter-wikkawiki-perl source package in Xenial

This is perl module HTML::WikiConverter::WikkaWiki packaged for Debian
GNU systems.

Upstream source: http://www.cpan.org/modules/by-module/HTML/

Files: debian/*
Copyright: © 2008 Debian Perl Group 
License: GPL-any

Files: *
Copyright: © 2006 David J. Iberri 
License: GPL-any | Artistic
 This library is free software; you can redistribute it and/or modify
 it under the same terms as Perl itself.

Perl is distributed under your choice of the GNU General Public License or
the Artistic License.  On Debian GNU/Linux systems, the complete text of the
GNU General Public License can be found in `/usr/share/common-licenses/GPL'
and the Artistic Licence in `/usr/share/common-licenses/Artistic'.