Put in order CEPH init exec calls
Put in order CEPH init exec calls

If it the first node in the cluster ceph-mon should be initialized
before OSDs

Change-Id: I9844daa2769d72304414db71f26fcde349099964
Closes-bug: #1551213

stackforge/fuel-library,stackforge/fuel-library,xarses/fuel-library,xarses/fuel-library,xarses/fuel-library,stackforge/fuel-library,xarses/fuel-library,stackforge/fuel-library