Submission Cleanup

[zachcran]

Is this pull request associated with an issue(s)? No.

Description This PR should do the final cleanup tasks for the repository before submission.

TODOs

• [x] Remove paper/outline.md.
• [x] Make sure the license headers are not appearing in the diffs.
• [x] @ryanmrichard Should the workflow changes related to the paper stay?

[ryanmrichard]

Yeah, keep the changes associated with the workflow