Add calamari_setup

Calamari_setup can be used to set up a calamari gui for manual testing,
or be run in a suite to test the calamari setup and calamari ceph
installation code.

Fixes: 9759
Signed-off-by: Warren Usui <warren.usui@inktank.com>
Fix repo paths for rhel6/centos6

Signed-off-by: Dan Mick <dan.mick@inktank.com>