See gh-16682

Fix formatting issues, primarily around header comments.

Closes gh-17080

Closes gh-17082

Closes gh-17077

Closes gh-16682

Closes gh-16682

Closes gh-16925

Closes gh-16836

Closes gh-16748

Closes gh-16748

Closes gh-16759

Closes gh-16761

Closes gh-16762

Closes gh-16761

Closes gh-16760

Closes gh-16504

See gh-16759

* pr/16666:
  Fix broken link

Closes gh-16666

Closes gh-16633

Closes gh-16548

Closes gh-16028

Closes gh-16424

Closes gh-16348

Closes gh-16352

See gh-16421

Closes gh-16421

See gh-16418

Closes gh-16418

Remove a few items that are no longer necessary.