Filter permissions displayed in the group editor (as requested by #59).
Filter permissions displayed in the group editor (as requested by #59).

FinnStutzenstein/OpenSlides,boehlke/OpenSlides,boehlke/OpenSlides,jwinzer/OpenSlides,tsiegleauq/OpenSlides,normanjaeckel/OpenSlides,FinnStutzenstein/OpenSlides,rolandgeider/OpenSlides,CatoTH/OpenSlides,boehlke/OpenSlides,CatoTH/OpenSlides,emanuelschuetze/OpenSlides,boehlke/OpenSlides,CatoTH/OpenSlides,rolandgeider/OpenSlides,normanjaeckel/OpenSlides,jwinzer/OpenSlides,emanuelschuetze/OpenSlides,ostcar/OpenSlides,emanuelschuetze/OpenSlides,FinnStutzenstein/OpenSlides,jwinzer/OpenSlides,jwinzer/OpenSlides,normanjaeckel/OpenSlides,OpenSlides/OpenSlides,emanuelschuetze/OpenSlides,ostcar/OpenSlides,normanjaeckel/OpenSlides,CatoTH/OpenSlides,jwinzer/OpenSlides,tsiegleauq/OpenSlides,FinnStutzenstein/OpenSlides,ostcar/OpenSlides,tsiegleauq/OpenSlides,OpenSlides/OpenSlides,rolandgeider/OpenSlides