This release contains major updates of the software dependencies:
- update elasticsearch to 5.5
- update sparkjava, groovy and painless
- switch to slf4j-log4j
- add support for JDK9
- update to Nominatim 3.1.0
In addition, there are the following functional changes:
- improve performance of reverse geocoding
- improve house number handling (interpolations, housenumbers with hyphens)
- improve algorithm for computing location bias
- new country code filter for export
- new parameter limit and radius for reverse geocoding