Documentation previously referenced mistral.
Which has been deprecated and removed some time ago.
Added references to the VF docs and information about
how validations should be run.
Relinked the docs.
Signed-off-by: Jiri Podivin <jpodivin@redhat.com>
Change-Id: Iea6d1f818dc3a80ff60621575fe27b7c47d5ea77
d288ff2332