    - Capture GuzzleHttpExceptionServerException 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