Copyright for sgt-puzzles source package in Bionic

This is the Debian-packaged version of Simon Tatham's Portable Puzzle
Collection.

The package was put together by Ben Hutchings 
using source from:

  https://www.chiark.greenend.org.uk/~sgtatham/puzzles/puzzles.tar.gz

The file 'puzzles.chm' has been excluded from the Debian 'orig'
tarball because it requires non-free tools to regenerate from source.

This software is copyright (c) 2004-2014 Simon Tatham.

Portions copyright Richard Boulton, James Harvey, Mike Pinna, Jonas
Kölker, Dariusz Olszewski, Michael Schierl, Lambros Lambrou and
Bernd Schmidt.

The German translation is copyright 2009-2014 Helge Kreutzmann.

The Debian packaging is copyright 2005-2014 Ben Hutchings.

Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation files
(the "Software"), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge,
publish, distribute, sublicense, and/or sell copies of the Software,
and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.