* Support of complex tag queries: Up to now, we did not answer tag queries with 10 or more tags for performance reasons. With this release, this has changed, now also larger numbers of tags can be queried. For the techies: We've solved the performance issue using Lucene in the background
* CSL via REST-API: Since our last release, we're offering a new export format for publications, namely formatted according to the Citation Style Language. This format is now also available via our API by appending the parameter ?format=csl