Copyright for mbt source package in Lunar

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: https://github.com/LanguageMachines/mbt

Files: *
Comment: Ko van der Sloot et al.
Copyright: Copyright © 1998 - 2020, the Centre for Language and Speech
 Technology (Radboud University), the ILK Research Group (Tilburg
 University, The Netherlands) and the CLiPS Research Centre (University
 of Antwerp, Belgium).
License: GPL-3+

Files: debian/*
Copyright: Copyright © 2009, 2010 Joost van Baal 
 Copyright © 2016 - 2020, Maarten van Gompel 
License: GPL-3+

Files: m4/*
Copyright: Copyright (C) 2004-2005, 2007-2009, 2011-2015 Free Software Foundation, Inc.
License: permissive

Files: m4/acx_pthread.m4
Copyright: Copyright © 2008 Steven G. Johnson 
License: GPL-3+ with Autoconf exception
 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 of the License, or (at your
 option) any later version.
 .
 This program is distributed in the hope that it 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 along
 with this program. If not, see .
 .
 As a special exception, the respective Autoconf Macro's copyright owner
 gives unlimited permission to copy, distribute and modify the configure
 scripts that are the output of Autoconf when processing the Macro. You
 need not follow the terms of the GNU General Public License when using
 or distributing such scripts, even though portions of the text of the
 Macro appear in them. The GNU General Public License (GPL) does govern
 all other use of the material that constitutes the Autoconf Macro.
 .
 This special exception to the GPL applies to versions of the Autoconf
 Macro released by the Autoconf Archive. When you make and distribute a
 modified version of the Autoconf Macro, you may extend this special
 exception to the GPL to apply to your modified version as well.

Files: m4/pkg.m4
Copyright: Copyright © 2004 Scott James Remnant 
License: GPL-3+

License: GPL-3+
 Mbt3 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 of the License, or
 (at your option) any later version.
 .
 Mbt3 is distributed in the hope that it 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.
 .
 On Debian systems, the complete text of the GNU General Public License
 can be found in `/usr/share/common-licenses/GPL-3'.

License: permissive
 Copying and distribution of this file, with or without modification, are
 permitted in any medium without royalty provided the copyright notice
 and this notice are preserved. This file is offered as-is, without any
 warranty