Copyright for avis source package in Buster

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: avis
Upstream-Contact: Matthew Phillips 
Source: https://avis.svn.sourceforge.net/svnroot/avis

Files: *
Copyright: 2008, Matthew Phillips 
License: GPL-3

Files: debian/*
Copyright: 2013, Daniel Pocock http://danielpocock.com
License: GPL-3

License: GPL-3
 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'.