This commit adds experimental deployment of Masakari role.
It requires existing corosync/pacemaker cluster on compute nodes
for hostmonitors to operate correctly.
Corosync/pacemaker deployment stays out of OSA scope for now.
Depends-On: Ib33d7bc83f1428763f873e1155fd9e3eb4c937e4
Change-Id: Ie543885a52f013635b9f553982c3d6448e3cc3aa