Always parse storyboards for now. Let's not optimise this until it is necessary. It was leading to weird threading problems due to the load call in Player's async load method.
Enforces at CI.
Depends on https://github.com/ppy/osu-framework/pull/837
Some storyboards like to do tricky stuff
# Conflicts: # osu.Game.Rulesets.Mania/UI/Column.cs