3.17.90
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Changes since 3.17.1:

- Update unit tests
- Add workaround for Nominatim boundingbox bug (bgo#749963)
- Update project description
- Add Jonas Danielsson as maintainer
- Prettify Geo URI generation

All contributors to this release:
Bastien Nocera <hadess@hadess.net>
Jonas Danielsson <jonas@thretimestwo.org>
Philip Withnall <philip.withnall@collabora.co.uk>