Missing pyyaml requirement
Missing pyyaml requirement

pyyaml wasn't being install with nodemgr as it should

Change-Id: I2ee943d35f8e14d60d519a58b4e441ca5dba67a0
Partial-Bug: #1783539

eonpatapon/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller