Merge branch 'release-1.2.0' into stable

CHANGELOG.md

Makefile

README.md

example/docker-compose.yml

example/extend-osixia-openldap/Dockerfile

example/kubernetes/simple/ldap-deployment.yaml

.../kubernetes/using-secrets/environment/my-env.startup.yaml

example/kubernetes/using-secrets/ldap-deployment.yaml

image/Dockerfile

image/environment/default.startup.yaml

image/service/slapd/startup.sh

test/test.bats