Copyright for libunivalue source package in Bionic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Contact: https://github.com/jgarzik/univalue/issues
Upstream-Name: UniValue
Source: https://github.com/jgarzik/univalue
 git://github.com/jgarzik/univalue

Files:
 */.gitignore
 .travis.yml
 gen/gen.cpp
 include/*.h
 lib/*.cpp
 test/unitester.cpp
Copyright:
  2014, BitPay Inc.
  2015, Bitcoin Core Developers
License-Grant:
 Distributed under the MIT software license, see the accompanying file
 COPYING or http://www.opensource.org/licenses/mit-license.php.
License: Expat

Files:
 autogen.sh
 configure.ac
 lib/univalue_escapes.h
 Makefile.am
 pc/*.pc.in
 README
 test/*.json
 TODO
Copyright: None
License: None
Comment:
 These files seem authored by main upstream authors, and copyright and
 license is therefore assumed (to the extend required) to be same as
 generally for this project (see topmost Files section).

Files: lib/univalue_utffilter.h
Copyright: 2016, Wladimir J. van der Laan
License-Grant:
 Distributed under the MIT software license, see the accompanying file
 COPYING or http://www.opensource.org/licenses/mit-license.php.
License: Expat

Files: debian/*
Copyright: 2016-2017, Jonas Smedegaard 
License-Grant:
 This program is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
 Free Software Foundation; either version 3, or (at your option) any
 later version.
License: GPL-3+

Files: debian/patches/*
Copyright: 2016, Jonas Smedegaard 
License: Expat

License: Expat
 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.

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