Add virtual-mcp11-ovs-ironic model

This patch add an example of cluster model with ironic enabled

Change-Id: Ifc43d39bea636ccee93f6aa62e10e5367b342960
diff --git a/classes/cluster/virtual-mcp11-ovs-ironic/stacklight/client.yml b/classes/cluster/virtual-mcp11-ovs-ironic/stacklight/client.yml
new file mode 100644
index 0000000..69c32fe
--- /dev/null
+++ b/classes/cluster/virtual-mcp11-ovs-ironic/stacklight/client.yml
@@ -0,0 +1,6 @@
+classes:
+- system.collectd.client.output.heka
+- system.heka.log_collector.single
+- system.heka.metric_collector.single
+- cluster.virtual-mcp11-ovs-ironic.stacklight
+- service.grafana.collector