move hardcoded dnsmasq autoscaler image to its own variable

roles/dnsmasq/templates/dnsmasq-autoscaler.yml.j2

@@ -39,7 +39,7 @@ spec:
           operator: Exists
       containers:
         - name: autoscaler
-          image: gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.1.1
+          image: "{{ dnsmasqautoscaler_image_repo }}:{{ dnsmasqautoscaler_image_tag }}"
           resources:
             requests:
               cpu: "20m"

roles/download/defaults/main.yml

@@ -101,6 +101,9 @@ dnsmasq_nanny_image_repo: "gcr.io/google_containers/k8s-dns-dnsmasq-nanny-amd64"
 dnsmasq_nanny_image_tag: "{{ kubedns_version }}"
 dnsmasq_sidecar_image_repo: "gcr.io/google_containers/k8s-dns-sidecar-amd64"
 dnsmasq_sidecar_image_tag: "{{ kubedns_version }}"
+dnsmasqautoscaler_version: 1.1.1
+dnsmasqautoscaler_image_repo: "gcr.io/google_containers/cluster-proportional-autoscaler-amd64"
+dnsmasqautoscaler_image_tag: "{{ dnsmasqautoscaler_version }}"
 kubednsautoscaler_version: 1.1.1
 kubednsautoscaler_image_repo: "gcr.io/google_containers/cluster-proportional-autoscaler-amd64"
 kubednsautoscaler_image_tag: "{{ kubednsautoscaler_version }}"