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

b797adb Remove checking of node type by node name
0cb8392 update pipelines for refactored grains
faebb0d Force update python-jenkins for mcp upgrade
39484d0 Fix xpath for Plots in cvp-spt
5b7fceb Update upgrade-mcp-release with check_34406
c4dc501 Perform full refresh alternately during upgrade
ed68efd Fix missing steps for Ceph Add OSD Node ( upmap ) pipeline
76689a6 Add ability to upgtade OS on Stacklight nodes
8091137 Enable Jenkins CSRF security for upgrades from old releases
1132065 Monitoring first in Stacklight upgrade

Change-Id: I0c6f3884b4c1d049f1877ff241da2bf2875929ef