Initial security group implementation using NoopFirewallDriver

Starting the scaffolding for adding security groups by enabling a
way to load a firewall driver and make calls to it. For now, just
use a default NoopFirewallDriver which basically does not do
anything

Closes-Bug: #1384429

Change-Id: I35a1216301833e9031c7783140b231972a61ff9b
Merge "Initial security group implementation using NoopFirewallDriver"