ASM-2693 App components may be interrupted on VMs

Skipping resetting the VM in case there is VM reconfigure request with the equal number of existing and new networks.
Puppet resource will just change the name of the port-group.

The VM reset will be performed if the count of the existing and new list do not match.
Merge pull request #56 from sushilrai/re_name_network

ASM-2693 App components may be interrupted on VMs