allow app modal again now that qt's been fixed
allow app modal again now that qt's been fixed

LucasCabello/anki,jkitching/anki,hssm/anki,Stvad/anki,jakesyl/ruby-card,weihautin/anki,xuewenfei/anki,ospalh/libanki3,abeyer/anki,sunclx/anki,holycrepe/anki,jakesyl/ruby-card,eduOS/anki,subfusc/anki,weihautin/anki,go38/anki,kenjhim/anki,socialpercon/anki-1,hssm/anki,florianjacob/anki,Arthaey/anki