Todd Wiseman Jr.'s queasily, unsubtly disturbing black-and-white film turns up the prescience dial to the max — and would make a winning double feature with last year's "The Long Walk." Those of us bullied as children may have had a fantasy about enacting bittersweet revenge on those who wronged us — but hopefully nothing quite as violently disturbing as the fantasy that plays out in Todd Wiseman Jr.’s queasy, upsetting “ The School Duel .” In this movie, the foaming compulsion toward school