allow users to edit proposal name
allow users to edit node_role.data
add type subclass support for role (step 1)

improve class missing handling

remove puts
Merge pull request #653 from cloudedge/pull-req-master-908ab5b669db0b558048961fc2ba210774596259

https://github.com/crowbar/barclamp-crowbar/pull/653

Merged by devtool for cloudedge