Copyright for djvubind source package in Bionic

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: djvubind
Upstream-Contact: Adam Zajac 
Source: https://code.google.com/p/djvubind/

Files: *
Copyright: Adam Zajac
License: GPL-3+

Files: debian/*
Copyright: 2014 Clint Adams 
License: GPL-3+

License: GPL-3+
 See /usr/share/common-licenses/GPL-3