Merge remote-tracking branch 'origin/master' into release

Jenkinsfile

pom.xml

...cloud/admin/common/errorhandling/ExceptionController.java

...ud/admin/common/errorhandling/ValidationMessageCodes.java

...e/ozgcloud/admin/settings/AdminEnvironmentRepository.java

...a/de/ozgcloud/admin/settings/ConfigurationProperties.java

...ava/de/ozgcloud/admin/settings/DataRestConfiguration.java

...n/java/de/ozgcloud/admin/settings/PropertyRepository.java

src/main/java/de/ozgcloud/admin/settings/Settings.java

src/main/java/de/ozgcloud/admin/settings/SettingsBody.java

...in/java/de/ozgcloud/admin/settings/SettingsConstants.java

...n/java/de/ozgcloud/admin/settings/SettingsRepository.java

...in/java/de/ozgcloud/admin/settings/SettingsValidator.java

...in/java/de/ozgcloud/admin/settings/postfach/Absender.java

...in/java/de/ozgcloud/admin/settings/postfach/Postfach.java

src/main/resources/application-local.yaml

...admin/common/errorhandling/ExceptionControllerITCase.java

...d/admin/common/errorhandling/ExceptionControllerTest.java

...cloud/admin/common/errorhandling/TestErrorController.java

.../ozgcloud/admin/security/SecurityConfigurationITCase.java