Work items

• Docker image used to create ISTIO CA has SSHSM and TPM components and others required to work with Key distribution center.
• Ensuring that distribution key center is enhanced for multiple CA keys (Already done?)
• Provide an option in OOM to use HW Security (Already done?)
• Ensure that the changes made in ISTIO CA to use HW security works with TPM (test to ensure)
• Proving Distribution Center with two ISTIO Citadel instances.
• Ensuring that OOM brings up at least two ISTIO Citadel instances (one for ONAP services and another for VNFs)