Description of problem:
I am trying to deploy overcloud on the VMs through pxe. Nodes do get discovered  properly but when I deploy the overcloud, the pxe boot get failed with following error:
Unrecognized option "--autofree"


Version-Release number of selected component (if applicable):
python-rdomanager-oscplugin.noarch    0.0.7-dev63.el7.centos


Steps to Reproduce:
1. Install the undercloud using "Baremetal Environment"
2. Get images
3. Register virtual nodes with ironic by using "pxe_ssh" option
4. Introspect Nodes
5. Create Flavors
6. Deploy the Overcloud

Actual results:
Failed with error: Unrecognized option "--autofree"

Expected results:
It should boot the baremetal kernel image.

Additional info: