VOL-570 : Changed voltha install to use etcd instead of consul

- Updated to kubespray 2.5.0
- Updated to load dependent packages
- Restart k8s nodes after install

VOL-574 : Added instructions on how to install k8s cluster

k

Change-Id: Ie31004f32d1524be3b0c4e80499af7d7b3a6b7e4
diff --git a/Makefile b/Makefile
index 7b6c8f7..f6161d4 100644
--- a/Makefile
+++ b/Makefile
@@ -130,15 +130,18 @@
 # naming conventions for the VOLTHA build
 FETCH_K8S_IMAGE_LIST = \
        alpine:3.6 \
+       busybox:latest \
+       nginx:1.13 \
        consul:0.9.2 \
        fluent/fluentd:v0.12.42 \
        gcr.io/google_containers/defaultbackend:1.4 \
-       gcr.io/google_containers/kubernetes-dashboard-amd64:v1.8.1 \
+       gcr.io/google_containers/kubernetes-dashboard-amd64:v1.8.3 \
        k8s.gcr.io/fluentd-gcp:1.30 \
        kamon/grafana_graphite:3.0 \
        marcelmaatkamp/freeradius:latest \
-       quay.io/coreos/hyperkube:v1.9.2_coreos.0 \
+       gcr.io/google-containers/hyperkube:v1.9.5 \
        quay.io/coreos/etcd-operator:v0.7.2 \
+       quay.io/coreos/etcd:v3.2.9 \
        quay.io/kubernetes-ingress-controller/nginx-ingress-controller:0.10.2 \
        wurstmeister/kafka:1.0.0 \
        zookeeper:3.4.11