Filters based on selected ruleset
Prerequisite for adding hover sound effects. Didn't feel right without this change.
This is important when using dynamic compiling to rapidly iterate. Until we actually split projects out into pieces (like the abstract ruleset project we have talked about) there is no advantage to using internal in the osu! game code.
ExpertPlus is for beatmaps above 6.75*
This also - Renames TextAwesome to SpriteIcon. - Removes the default size of "20" from SpriteIcon (now defaults to the underlying texture size).
Welcome back BeatmapManager
Hide database functionality at a lower level in preparation from eventually making it private.