Release 4.2 (#235)
Release 4.2 (#235)

* update model

* [maven-release-plugin] prepare release celements-core-4.2

* [maven-release-plugin] prepare for next development iteration

Co-authored-by: Synventis Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@synventis.com>

celements/celements-core,celements/celements-core