Check iowait

[hanynowsky]

Pull Request Checklist

Is this in reference to an existing issue?

General

• [x] Update Changelog following the conventions laid out on Keep A Changelog

• [x] Update README with any necessary configuration snippets

• [ ] Binstubs are created if needed

• [ ] RuboCop passes

• [ ] Existing tests pass

New Plugins

• [ ] Tests

• [x] Add the plugin to the README

• [x] Does it have a complete header as outlined here

Purpose

Known Compatablity Issues

[majormoses]

@hanynowsky are you planning on picking this back up?

[majormoses]

closing due to inactivity, please reply back if you would like to see this through so I can re-open.