Install simulated fabric and test client on the compute node

Change-Id: I8bd88561064f1309f1779e4666ba655bcad56bfa
diff --git a/vars/cord.yml b/vars/cord.yml
index c04f7a0..faa243d 100644
--- a/vars/cord.yml
+++ b/vars/cord.yml
@@ -44,7 +44,8 @@
 #    image_url: "http://www.vicci.org/cord/ceilometer-trusty-server-multi-nic.compressed.qcow2"
 #    checksum: "sha256:afde3f0448483902693be4d52ae76bb683fd74b1c7728019094bf81b37d86105"
 
-# turn this on, or override when running playbook with --extra-vars="on_cloudlab=True"
+# turn this on, or override it when running the playbook with --extra-vars="on_cloudlab=True"
 on_cloudlab: False
 
-
+# turn this on, or override it when running the playbook with --extra-vars="cord_in_a_box=True"
+cord_in_a_box: False