Merge the tip of origin/release/proposed/2019.2.0 into origin/release/2019.2.0

36ef13b Check for auth_allow_insecure_global_id_reclaim option should performed only for Ceph Nautilus version
26701f5 Move pre-upgrade checks from mk-pipelines\upgrade-mcp-release to pipeline-library

Change-Id: Id51078248d169558138206bf10b0aff0eabb2901