Hide item info on the Level and Item screens for self-study.
Ini adalah versi dari skrip ini yang kodenya telah diperbarui. Tampilkan semua versi.
Partial fix for WK changes. Does not handle Turbo page navigation yet.
Remove conflict with recent WK change, which affects position of the quiz button.
Removed dependence on jquery, which Wanikani has been removing from many pages.
