Merge remote-tracking branch 'origin/master'

Author: Okabe-Rintarou-0

script/dns-restart.sh

@@ -6,4 +6,4 @@ docker rm coredns
 docker run -d --name coredns -v /etc/kube/dns/:/data/ -v /etc/kube/dns/Corefile:/Corefile coredns/coredns:latest
 weave attach 10.44.0.9/16 coredns
 echo "nameserver 10.44.0.9" > /etc/resolv.conf
-echo "nameserver 114.114.114.114" >> /etc/resolv.conf
+echo "nameserver 127.0.0.53" >> /etc/resolv.conf