Introduce dpdk support for linux OVS configuration.
It configures dpdk interface bind, ovs dpdk ports, bonding,
parameters for dpdk cpu pmd and set multique queues for specific
ovs dpdk interfaces.

Change-Id: I3f38660bab8db0c2b38f03ed8c94eb10b6b3beb9
Epic: PROD-8957
Epic: PROD-8958

* Add support for autoupdates

only Debian-based systems are supported for now
(through unattended-upgrades package)

* Fix test on system.autoupdates.pkgs

This state allows to configure loopback device(s). This isn't meant to
be used in production but offers a cheap way to test Cinder with LVM
volumes.

This reverts commit a63f4053f3.

This patch replaces the "interface" collectd plugin by the "netlink" one. The
"netlink" plugin provides the same metrics as "interface" but plus other
metrics such as the number of dropped packets.

There is an error in salt doc. Hashing-alghoritm is correct, 90bbf8dc4f/salt/modules/debian_ip.py (L1045)