Enable why-run since the providers use all platform resources.  Also set
default actions of :enable for the providers
Rubocop fixes in the ohai plugin
Rename cookbook attributes to not collide with ohai plugin

You’ll end up with node[‘ipmi’] on non-IPMI nodes if you have a
cookbook with default attributes at node[‘ipmi’]
Expose management controller information in the plugin
Merge pull request #6 from tas50/master

Multiple fixes for why-run support, code correctness, and better ohai setup