Merge pull request #2384 from davidjb/patch-1
authorDirk Brenken <dev@brenken.org>
Sat, 5 Jan 2019 17:01:22 +0000 (18:01 +0100)
committerGitHub <noreply@github.com>
Sat, 5 Jan 2019 17:01:22 +0000 (18:01 +0100)
luci-app-ddns: check existence of nslookup util rather than making DNS request


Trivial merge