bump version to 1.4.0 + some polishing (#839)

* bump version to 1.4.0 + some polishing
* align version for UI chart
* update user docs to warn for standby replicas
* minor log message changes for RBAC resources

manifests/configmap.yaml

@@ -63,7 +63,9 @@ data:
   pod_label_wait_timeout: 10m
   pod_management_policy: "ordered_ready"
   pod_role_label: spilo-role
+  # pod_service_account_definition: ""
   pod_service_account_name: "postgres-pod"
+  # pod_service_account_role_binding_definition: ""
   pod_terminate_grace_period: 5m
   # postgres_superuser_teams: "postgres_superusers"
   # protected_role_names: "admin"

manifests/operator-service-account-rbac.yaml

@@ -64,9 +64,9 @@ rules:
   - secrets
   verbs:
   - create
-  - update
   - delete
   - get
+  - update
 # to check nodes for node readiness label
 - apiGroups:
   - ""
@@ -103,9 +103,9 @@ rules:
   - delete
   - get
   - list
-  - watch
-  - update
   - patch
+  - update
+  - watch
 # to resize the filesystem in Spilo pods when increasing volume size
 - apiGroups:
   - ""

manifests/postgres-operator.yaml

@@ -15,7 +15,7 @@ spec:
       serviceAccountName: postgres-operator
       containers:
       - name: postgres-operator
-        image: registry.opensource.zalan.do/acid/postgres-operator:v1.3.1
+        image: registry.opensource.zalan.do/acid/postgres-operator:v1.4.0
         imagePullPolicy: IfNotPresent
         resources:
           requests: