Hide item info on the Level and Item screens for self-study.
Tästä skriptistä on versioita, joissa koodia päivitettiin. Näytä kaikki versiot.
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.
