Copyright for mozvoikko source package in Bionic

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: http://voikko.puimula.org/

License: GPL-2+
 On Debian systems, the complete text of the GNU General Public License
 can be found in .

Files: *
Copyright: © 2008-2015 Harri Pitkänen 
           © 2012 Marko Wallin 
           © 2008-2011 Andris Pavenis 
License: GPL-2+

Files: debian/*
Copyright: © 2016 Martin-Éric Racine 
           © 2008-2012 Heikki Mäntysaari 
License: GPL-2+