Provides quick and dirty method to prepare OpenShift 4 DNS, Ignition Templates, and supporting VMware virtual machines for baremetal or vSphere UPI deployments

1. Update cluster variables defined in each file, as applicable, in the vars directory
2. Update templates as needed in the templates directory
3. Make certain appropriate env variables are set for CloudFlare DNS and/or VMware environment management
4. Execute the playbook(s):

ansible-playbook -i localhost, prep_ocp_v4_dns.yml
ansible-playbook -i localhost, prep_ocp_v4_ignition.yml