disallow ctrl+shift etc as well to trigger links (#590)
disallow ctrl+shift etc as well to trigger links (#590)

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