rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ c15e4a7e753bee3b55657e298ef044c10b0470d5

Grega Bremec c15e4a7e75 fix titles of some tasks		10 mesi fa
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roles	c15e4a7e75 fix titles of some tasks	10 mesi fa
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	10 mesi fa
inventory.yml	3a7cb9a593 add capability to remove rhbk, complete templating to allow any number of clients	10 mesi fa
pre-flight.yml	0d78520522 add initial rhbk deployment role and vars	10 mesi fa