Copyright for python-rtree source package in Bionic

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Rtree
Upstream-Contact: Howard Butler 
Source: http://pypi.debian.net/rtree/
Comment: The upstream sources are repacked to excluded the Rtree.egg-info
 directory that is automatically removed by dh_clean.
Files-Excluded: Rtree.egg-info/*
 docs/build/*
 tests/*.pyc

Files: *
Copyright: 2011, Howard Butler, Brent Pedersen, Sean Gilles, and others.
License: LGPL-2.1+

Files: debian/*
Copyright: 2015, Bas Couwenberg 
License: LGPL-2.1+ or GPL-2+

License: LGPL-2.1+
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.
 .
 This library 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
 Lesser General Public License for more details.
 .
 On Debian systems, the full text of the GNU Lesser General Public
 License version 2.1 can be found in the file
 `/usr/share/common-licenses/LGPL-2.1'.

License: GPL-2+
 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 2 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.
 .
 On Debian systems, the complete text of the GNU General Public
 License can be found in the `/usr/share/common-licenses/GPL-2' file.