This is required in order to use vfio-pci driver.
More info: http://docs.openvswitch.org/en/latest/intro/install/dpdk/

Change-Id: I1c936ffd4a903b9c6d67cdde6c612019a85f9b9e

- Disable sudo for kitchen tests
 - No update grub on docker/lxc
 - Avoid changing hostname in docker based tests

Change-Id: Ic93ecc4680fb9a44388f494259de28ea9e8a0fc0

Enable SR-IOV support on server.

Change-Id: I7dabe340abd398cc0422698112cbdd81804446b7
Epic: PROD-8956