Items of OptionDropDown could previously already be changes on-the-fly, but the selected value was not correctly updated (it kept the same index). This commit addresses this problem.
Unit tests for desktop game project.
Implement notifications.
Add pink glow to cursor because I can't fucking see it against white.
Some Warning Fixes
Add hit object stacking.
Preliminary CJK support
Audio device selection
Overlay improvements
Fix major memory leak when MusicController is hidden
# Conflicts: # osu-framework # osu.Game/Overlays/Options/Sections/Audio/AudioDevicesOptions.cs
Allows closing the MusicController using escape.