UX: more consistent setting/edit buttons (PR #13276)

Sometimes we have a hamburger, sometimes a wrench, sometimes a caret, sometimes text… this update establishes some rules:

  • Always wrench
  • No text
  • If a dropdown, show a caret

Before: Screen Shot 2021-06-03 at 6 09 11 PM

After: Screen Shot 2021-06-03 at 5 46 13 PM

GitHub