Refactor of FirewallSupport
Merge pull request #75 from andylyall/develop

Refactor of FirewallSupport
Merge pull request #76 from unwin/develop

Fixed a last second bug I introduced last PR
Removed the override of method that no longer exists in core.
Merge pull request #77 from maksimov/develop

Removed the override of method that no longer exists in core.
LB HC and Forwarding Rules (listeners)