This patch set:
- allows options in the bootstrap job to load the proper TLS secret into
the proper envvar so the openstack client can connect properly to
perform bootstrap;
- adds in certificates to make rally work properly with TLS endpoints;
- adds methods to handle TLS secret volume and volumeMount;
- updates ingress to handle secure backends.
Change-Id: I322cda393f18bfeed0b9f8b1827d101f60d6bdeb
Signed-off-by: Tin Lam <tin@irrational.io>