New features
- progress bar added
- Customizable key added
- new free song added: Don't let me go, by TO THE SKYLINE, with one difficulty level
bug fix
- fixed a bug where you cannot quit after you paused in 试↓bass↑
- fixed a bug where you cannot quit the summary screen after you paused the game
- fixed the chart timeline of several songs
- fixed several bugs that might affect the performance