Copyright for cif2cell source package in Mantic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: cif2cell
Upstream-Contact: Torbjörn Björkman 
Source: https://github.com/torbjornbjorkman/cif2cell
Files-Excluded:
 cifs/BaTiO3_orthorhombic.cif
 cifs/b-Pu.cif
 cifs/FeAs.cif
 cifs/LSMO.cif
 cifs/Ni20Mn3P6.cif
 cifs/Si.cif

Files: *
Copyright: 2010-2022, Torbjörn Björkman 
License: GPL-3+

Files: debian/*
Copyright: 2020-2022, Andrius Merkys 
License: GPL-3+

License: GPL-3+
 On Debian systems, the complete text of the GNU General
 Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".