Copyright for unity8-desktop-session source package in Trusty

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0
Upstream-Name: unity8-session-x11
Upstream-Contact: Stephen M. Webb 

Files: *
Copyright: 2013 Canonical Ltd.
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 version 3, as published
 by the Free Software Foundation.
 .
 This program is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY; without even the implied warranties of
 MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
 PURPOSE.  See the GNU General Public License for more details.
 .
 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'.