Temporary disable virtlet addon for k8s-ha-calico.

* Schema of deploy virtlet addon changed but not realized in
k8s-formula. Need to temporary disable virtlet in models.
* Added support of providing images for k8s dashboard and dns
addons for k8s-ha-calico and k8s-ha-contrail models.

Change-Id: Ib5e539444dc258992734a0062d1fc585cf84e495
diff --git a/classes/cluster/k8s-ha-calico/kubernetes/init.yml b/classes/cluster/k8s-ha-calico/kubernetes/init.yml
index 25a2b52..c669373 100644
--- a/classes/cluster/k8s-ha-calico/kubernetes/init.yml
+++ b/classes/cluster/k8s-ha-calico/kubernetes/init.yml
@@ -25,17 +25,23 @@
 
     kubernetes_hyperkube_image: docker-prod-virtual.docker.mirantis.net/mirantis/kubernetes/hyperkube-amd64:v1.7.8-3
     kubernetes_virtlet_image: mirantis/virtlet:latest
+    kubernetes_dashboard_image: gcr.io/google_containers/kubernetes-dashboard-amd64:v1.5.1
+    kubernetes_kubedns_image: gcr.io/google_containers/k8s-dns-kube-dns-amd64:1.14.5
+    kubernetes_dnsmasq_image: gcr.io/google_containers/k8s-dns-dnsmasq-amd64:1.14.5
+    kubernetes_sidecar_image: gcr.io/google_containers/k8s-dns-sidecar-amd64:1.14.5
+    kubernetes_dns_autoscaler_image: gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.0.0
     kubernetes_netchecker_agent_image: mirantis/k8s-netchecker-agent:stable
     kubernetes_netchecker_server_image: mirantis/k8s-netchecker-server:stable
     kubernetes_netchecker_agent_probeurls: "http://ipinfo.io"
 
     # switches of addons
     kubernetes_addon_namespace: kube-system
+    kubernetes_dns: true
     kubernetes_dashboard: true
     kubernetes_helm_enabled: false
     kubernetes_netchecker_enabled: true
     kubernetes_calico_policy_enabled: false
-    kubernetes_virtlet_enabled: true
+    kubernetes_virtlet_enabled: false
 
     # addresses and hostnames
     kubernetes_internal_api_address: 10.254.0.1