Ditch bad node jig access reset stuff for the Chef jigs.
Strip out all non-attribute sections from the schemas
Add new role information to facilitate injecting roles into Chef.

This also provides information on which roles should be automatically
bound to newly-discovered nodes and to the initial admin node.
Update status function.
Merge pull request #497 from VictorLowther/pull-req-master-9bdf40d9e246f0feb72ee603555057fa7d132fd9

https://github.com/crowbar/barclamp-crowbar/pull/497

Merged by devtool for VictorLowther