Copyright for ubuntukylin-keyring source package in Bionic

This is Ubuntu Kylin GNU's GnuPG keyrings of archive keys.

This package was based on the ubuntu-keyring package
originally put together by Michael Vogt  

The keys in the keyrings don't fall under any copyright.  Everything
else in the package is covered by the GNU GPL, either version 2, or
(at your option) any later version.

Ubuntu support files for ubuntukylin-keyring are distributed in the hope
that they will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License with
your Ubuntu system, in /usr/share/common-licenses/GPL, or with the
Ubuntu GNU ubuntukylin-keyring source package as the file COPYING.  If not,
write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
Floor, Boston, MA 02110-1301 USA.