1.run autopep8 2. Add new test to verify vdns in single/multi zone along with process restart
Change-Id: Ia224793dbcc59ad056b9e84b65c9e8a952306edd
Merge "1.run autopep8 2. Add new test to verify vdns in single/multi zone along with process restart Change-Id: Ia224793dbcc59ad056b9e84b65c9e8a952306edd" into R1.06