Merge branch 'refs/heads/release' into merge-hotfix

# Conflicts:
#	bescheid-manager/pom.xml
#	pom.xml
#	vorgang-manager-base/pom.xml
#	vorgang-manager-command/pom.xml
#	vorgang-manager-interface/pom.xml
#	vorgang-manager-server/pom.xml
#	vorgang-manager-utils/pom.xml