Merge pull request #1750 from bradbeam/dnsmasq2

Followup fix for CVE-2017-14491

roles/download/defaults/main.yml

@@ -73,9 +73,7 @@ weave_npc_image_tag: "{{ weave_version }}"
 
 nginx_image_repo: nginx
 nginx_image_tag: 1.11.4-alpine
-# Will need to watch for update with
-# https://github.com/andyshinn/docker-dnsmasq/issues/12
-dnsmasq_version: 2.76
+dnsmasq_version: 2.78
 dnsmasq_image_repo: "andyshinn/dnsmasq"
 dnsmasq_image_tag: "{{ dnsmasq_version }}"
 kubedns_version: 1.14.5