Merge branch 'dev'
Merge branch 'master'
Merge branch 'dev'
Merge branch 'master'
Merge branch 'dev'
Merge branch 'dev'
Merge branch 'master'
Merge branch 'dev'
Merge branch 'master'
Merge branch 'dev'
Merge branch 'master'
Merge branch 'dev'
Fix for previous registrationtree change.  Node was being passed instead of section number
Fix for previous registrationtree change.  CenterSection attribute on mapping was being erased when passed to StosGroup constructor.
Merge branch 'master'
Merge branch 'nornir-master'