Add ceph-calamari role for deploying Calamari

Signed-off-by: Tim Serong <tserong@suse.com>
Please correct me @dirkmueller or somebody else who is really familar with the migrations. AFAIK this sets the value of ```element_states``` to the value of the template, and there is the calamari entry still included. You should only remove the calamari element from this array.