[BUG] 8.1.0 Tag Browser keyboard scrolling bugs

  1. Arrow-keying down when at the bottom of the viewport will drop the selection below the view and not keep the selected in view.
    Tag Browser keying down selects below the bottom

  2. Using Page Up when the selected tag is at the top of the viewport will only select up by 1 tag, not 1 page.
    Page Down, as in 1) will also select tags out of view.
    Tag Browser Page Up Bug