Fix Danbooru's 'through URL' login to use API key (fix #2681)
Fix Danbooru's 'through URL' login to use API key (fix #2681)

Bionus/imgbrd-grabber,Bionus/imgbrd-grabber,Bionus/imgbrd-grabber,Bionus/imgbrd-grabber,Bionus/imgbrd-grabber,Bionus/imgbrd-grabber