Collateral materials for Disconnected OCP Installation Exercises .

Grega Bremec 17f6c981b8 replace NTP server name with its IP, vda -> sda 3 mesiacov pred
install 05b17fa959 add prep artifacts, add bind steps to prepare playbook 3 mesiacov pred
playbooks 17f6c981b8 replace NTP server name with its IP, vda -> sda 3 mesiacov pred
quay 6295aef2d3 rename pull secret file, add a symlink to it in install/mirror 3 mesiacov pred
.gitignore 28c0ac0b81 add gitignore 3 mesiacov pred