Add aspect ratio locking and flip support to skin editor
Add aspect ratio locking and flip support to skin editor

peppy/osu,UselessToucan/osu,UselessToucan/osu,peppy/osu,smoogipoo/osu,NeoAdonis/osu,peppy/osu-new,ppy/osu,smoogipooo/osu,ppy/osu,ppy/osu,NeoAdonis/osu,UselessToucan/osu,smoogipoo/osu,peppy/osu,NeoAdonis/osu,smoogipoo/osu