Allow discover of rulesets that are already loaded.
Allow discover of rulesets that are already loaded.

ppy/osu,smoogipooo/osu,UselessToucan/osu,2yangk23/osu,NeoAdonis/osu,smoogipoo/osu,NeoAdonis/osu,UselessToucan/osu,ZLima12/osu,EVAST9919/osu,NeoAdonis/osu,smoogipoo/osu,ZLima12/osu,peppy/osu-new,johnneijzen/osu,2yangk23/osu,smoogipoo/osu,UselessToucan/osu,peppy/osu,peppy/osu,ppy/osu,ppy/osu,johnneijzen/osu,peppy/osu,EVAST9919/osu