Get rid of list_networks call.
Fix up dependencies for the DNS barclamp roles.
Update bind9 recipe to work with the new network barclamp.
Merge pull request #55 from VictorLowther/pull-req-master-cf6cf08bb7869606011fdde39fb5680b75dc0997

https://github.com/crowbar/barclamp-dns/pull/55

Merged by devtool for cloudedge