refs-6163 [#62146888] ES-GORM-Plugin setzt Java 7 voraus
refs #6158 [#62146888] Filter im Plugin implementieren
* added spock and conventional tests from old ES plugin
refs #6158 [#62146888] Filter im Plugin implementieren
* make auto indexing on save() run
refs #6158 [#62146888] Filter im Plugin implementieren
* added filters to the search
refs #6158 [#62146888] Filter im Plugin implementieren
* minor refactorings
Merge branch 'master' of https://github.com/datingcafe/elasticsearch-gorm-plugin
Merge branch 'dcsprints-6158'