rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ c6d1bbb5c86c1a4d6800e286e18fadb93fd2f8b1

Grega Bremec c6d1bbb5c8 update user list and attributes		hai 1 mes
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roles	24895af61e update variable structure, add tasks to create users	hai 1 mes
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	hai 1 mes
inventory.yml	c6d1bbb5c8 update user list and attributes	hai 1 mes
pre-flight.yml	0d78520522 add initial rhbk deployment role and vars	hai 1 mes