gravyak

There is very similar / nearly identical content at the end of [buildah.md](https://github.com/btholt/complete-intro-to-containers/blob/master/lessons/buildah.md) and [podman.md](https://github.com/btholt/complete-intro-to-containers/blob/master/lessons/podman.md). I suspect this is intentional, but wanted to point it out just in case it...

I thought it would be *safer* to open an issue than to suggest an edit in pull request #15 . In [Buildah.md](https://github.com/btholt/complete-intro-to-containers/blob/master/lessons/buildah.md) in the note near the top it says:...

This is a great repo. Suggested revisions to lesson markdown files, mostly for what were merely typos, very minor grammar edits, and a very few phrasing ideas, aimed at hopefully...