The SR-IOV option agent_required has been deprecated in Liberty.
This change removes it and from now agents are mandatory for SR-IOV
mechanism in order to support extended features: QoS, port security.
DocImpact
Closes-Bug: #1508182
Related-Bug: #1488807
Change-Id: I4e6497da6b287531a211084a5208028c84112a83
For now it only supports q-qos service that is used to configure QoS service
plugin. It also adds ability to enable l2 agent extensions.
To check that it works, I am enabling QoS tests back for API job.
Partially-Implements: blueprint quantum-qos-api
Change-Id: I19e4fe0cf5ecc55397628017631c3ff6718ce36f