crowbar/barclamp-dns — pull request #83 by mjura (2014-02-10 15:14:55+00:00)
Title: Allow to deploy more than one DNS server

Each infrastructure should have at least two DNS servers primary and secondaries.
This patch adding possibility to deploy 3 dns servers one primary and two secondaries.
Primary DNS server will be elected during applying roles.
DNS zones will be synchronized from primary DNS server to secondaries using notifications.