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/install/CreateInstaller.sh b/install/CreateInstaller.sh
index 870dfa8..ce13915 100755
--- a/install/CreateInstaller.sh
+++ b/install/CreateInstaller.sh
@@ -336,8 +336,7 @@
 
 if [ "$useKubernetes" == "yes" ]; then
        echo -e "${lBlue}Cloning ${lCyan}Kubespray${lBlue} repository${NC}"
-       ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr "git clone --branch v2.4.0 https://github.com/kubernetes-incubator/kubespray.git /home/vinstall/kubespray"
-       #ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr "git clone https://github.com/kubernetes-incubator/kubespray.git /home/vinstall/kubespray"
+       ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr "git clone --branch v2.5.0 https://github.com/kubernetes-incubator/kubespray.git /home/vinstall/kubespray"
        ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr "sudo chown -R vinstall.vinstall /home/vinstall/kubespray"
 fi