Adapt to new versions of dependencies
Merge pull request #5 from wmde/updateDeps

Adapt to new versions of dependencies
Move serialization of result set into API

The SimpleQuery special page uses ByPropertyValueEntityFinder as well, and
expects the results to not be serialized.
Merge pull request #7 from wmde/moveSerialization

Move serialization of result set into API
Fix issues to make CI pass again
Merge pull request #11 from wmde/ci

Fix issues to make CI pass again
Rewrite SimpleQuery special page's search form using HTMLForm