- Capture GuzzleHttp\Exception\ServerException for more stability
- DBIS:
- New in DBIS: fixed entries of collections, there were listed new entries of all subjects
- Changed licence legend text to default texts of dbis
- Changed all rzblx10.uni-regensburg.de links to https
- removed not used translations
- EZB:
- stabilit fix, if zdb service not working
- Changed link to zdb from http://www.zdb-opac.de to https://zdb-katalog.de
- Changed some more warpto links and a link to rzbl1x1.uni-regensburg.de to https.
- ZDB: Changed urls for full format request to https
