Make toolbar opaque
Make toolbar opaque

This is the general direction we're going with future designs. Just
applying this now because it makes a lot of screens feel much better
(multiplayer lobby / match, song select etc. where there are elements
adjacent to the bar which cause the transparency to feel a bit awkward).

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