Make DNS barclamp use the new Run infrastructure.
Merge pull request #63 from VictorLowther/pull-req-master-b8895885003093f140e37ed4f5efc36a05f38852

https://github.com/crowbar/barclamp-dns/pull/63

Merged by devtool for cloudedge
Make dns-client an implicit role.
Add server flag to the dns-server role.
Merge pull request #64 from VictorLowther/pull-req-master-adf59d76e7c4525496432dae4e35f36b067b56c2

https://github.com/crowbar/barclamp-dns/pull/64

Merged by devtool for cloudedge