rhel repo settings are derived from repo_settings.yml

It appears that the settings.sh and settings.yml may be
overriding the repo_settings.yml file

Change-Id: I3761f6ec635cc56c4ab911524530ea3813df215b
Add ansible_ssh_user to add_host in get_nodes

To reduce the amount of special-casing due to just the ssh user being
different, the ansible_ssh_user should be set on a per-host basis. This
is as ansible is designed.

Change-Id: Ia7e38bf5817b68ec3c23af4b82dbc62e23f39ded
multinode controller name has changed in the nodes.yml

Change-Id: I22c75eab3ff43a40124c5b513c01bfcb1527bdf4
use private ip as defined in get_nodes

Change-Id: I1d09c78fbaf3914b4c89134154dbb948fed23e82
move multinode config to use line-in-file

Change-Id: I1ae7bfd459754962e01bab257fcc56bb616ed00f
Add support for skipping provisioning in collect logs

Libvirt runs want to skip the provisioning steps. This adds the ability
to skip tags for log collection with the addition of an (optional)
SKIP_TAGS_COLLECT variable.

Change-Id: Ib2acc2054859b137d3587aaacbdffe78745d1f75
fail test on ping failure

Change-Id: I700bb3f6e29050bd10fa44a74fd0dc6ad1e4e386
get facts in ssh-key multinode playbook

Change-Id: Ibd7e60d77f9d2bf79507d7de85bca5bfd9bcca86
Add support for ansible verbose ssh commands. Use with care.

Change-Id: Id96c2884188807c6528d23858303f1c80dbcc513