Merge branch 'master' into default-privileges-for-users

charts/postgres-operator-ui/templates/deployment.yaml

charts/postgres-operator/crds/postgresqls.yaml

charts/postgres-operator/templates/_helpers.tpl

charts/postgres-operator/templates/configmap.yaml

charts/postgres-operator/values-crd.yaml

charts/postgres-operator/values.yaml

docs/administrator.md

docs/developer.md

docs/quickstart.md

docs/reference/operator_parameters.md

docs/user.md

e2e/tests/k8s_api.py

e2e/tests/test_e2e.py

manifests/complete-postgres-manifest.yaml

pkg/apis/acid.zalan.do/v1/crds.go

pkg/apis/acid.zalan.do/v1/postgresql_type.go

pkg/apis/acid.zalan.do/v1/zz_generated.deepcopy.go

pkg/cluster/cluster.go

pkg/cluster/cluster_test.go

pkg/cluster/k8sres.go