Add QoS support for neutron

Added "qos" option to enable qos support for openvswith and sriov.
Set qos false by default.

Depends-on change for reclass/system
https://gerrit.mcp.mirantis.net/#/c/5999

Change-Id: Ia2daf0024c5de56518ec6b5a1eac77d8fd9d5d4f
diff --git a/tests/pillar/compute_qos.sls b/tests/pillar/compute_qos.sls
new file mode 100644
index 0000000..ca1f186
--- /dev/null
+++ b/tests/pillar/compute_qos.sls
@@ -0,0 +1,25 @@
+neutron:
+  compute:
+    agent_mode: legacy
+    backend:
+      engine: ml2
+      tenant_network_types: "flat,vxlan"
+      mechanism:
+        ovs:
+          driver: openvswitch
+    dvr: false
+    enabled: true
+    qos: true
+    external_access: false
+    local_ip: 10.1.0.105
+    message_queue:
+      engine: rabbitmq
+      host: 127.0.0.1
+      password: workshop
+      port: 5672
+      user: openstack
+      virtual_host: /openstack
+    metadata:
+      host: 127.0.0.1
+      password: password
+    version: mitaka
\ No newline at end of file