add instructions on how to use etcd-operator

Change-Id: I18d16f52385f29ef566f18f824bddd450315f16e
diff --git a/README.md b/README.md
index d476133..1f38483 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,7 @@
 ```shell
 helm repo add incubator https://kubernetes-charts-incubator.storage.googleapis.com/
 helm repo add stable https://kubernetes-charts.storage.googleapis.com
+helm repo update
 ```
 
 #### Deploy VOLTHA
@@ -61,6 +62,16 @@
 helm dependency build ./voltha
 ```
 
+##### Deploy ETCD Operator
+[ETCD Operator](https://github.com/coreos/etcd-operator) defines Kubernetes
+resources types that allow you define ETCD clusters using standard Kubernetes
+manifests. As the VOLTHA helm charts use these resources types the ETCD
+operator must be installed before the VOLTHA helm chart.
+```shell
+helm install --namespace voltha --name voltha-etcd-operator stable/etcd-operator
+```
+
+##### Deploy VOLTHA Core Components
 At this point the VOLTHA Helm charts can be used to deploy the VOLTHA core
 components:
 
@@ -146,7 +157,7 @@
 can be utilized:
 
 ```shell
-helm delete --purge voltha voltha-adapters
+helm delete --purge voltha voltha-adapters voltha-etcd-operator
 ```
 
 ## Installing and Configuring `voltctl`
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 458881f..3707a0a 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -17,5 +17,5 @@
 description: A Helm chart for Voltha based on K8S resources in Voltha project
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 2.0.2
+version: 2.0.3
 appVersion: 2.0.0
diff --git a/voltha/requirements.yaml b/voltha/requirements.yaml
index a441106..21195d9 100644
--- a/voltha/requirements.yaml
+++ b/voltha/requirements.yaml
@@ -18,10 +18,6 @@
     repository: https://kubernetes-charts-incubator.storage.googleapis.com
     version: 0.15.3
     condition: private_kafka_cluster
-  - name: etcd-operator
-    repository: https://kubernetes-charts.storage.googleapis.com
-    version: 0.8.3
-    condition: private_etcd_cluster
   - name: voltha-etcd-cluster
     repository: file://../voltha-etcd-cluster
     version: 2.0.0