Bump version number 2.1.4 -> 2.1.5-SNAPSHOT
Adapt to new Facets API as of DM 4.3-SNAPSHOT
Throw no unneeded WebApplicationExceptions (#484)
Change Kiezatlas URI namespace

BREAKING CHANGE

{{{
dm4.kiezatlas -> ka2
}}}

Change Type URIs:
{{{
.geo_object_name -> .geo_object.name
.website_title   -> .website.title
}}}
Fix JSON (migration)
Add 2 RESTful service methods.

Finds all Geo Objects categorized by the specified category:
{{{
List<RelatedTopic> getGeoObjectsByCategory(long categoryId)

GET /site/category/{id}/objects
}}}

Finds all categories that match the search term (case-insensitive substring search)
and returns all geo objects of those categories, grouped by category:
{{{
SearchResult searchGeoObjects(String searchTerm)

GET /site/geoobject?search=<search term>
}}}