- For Arcaea 5.5.8 (no test)
- New character "Ai-chan"
- Add a small tool to send error message
- A `songlist` parser problem #156
- Fix that header checker of bundle version gives incorrect error messages.
- Fix a small bug that `best30` of API cannot have scores whose songs are not in database
- At present the setting file can be a module or a file with some of options
- Limiter can have multiple rules together now
- Code refactoring
- Fix a bug that the other player will not become the host of the room at once, when the player disconnect in link play.
> Maybe add many unknown bugs. XD
> The song database `arcsong.db` will not used in the future. You can use a tool in `tool` folder to import old data.