Project Pentjet

Added
- 10(?) more new songs!
- New difficulty: Ultimate, along with 3 new Ultimate charts for selected songs
- In-game currency system
- Challenge set (course) system
- Collections system
- Background video support

Changed
- Locked song no longer be selectable
- Enlarge notes hit area
- Hold note is now can be held again if dropped
- Change how tap-type notes work
- Replaced some songs' jacket

Fixed
- More consistent hit area for song select items
- General UI & under the hood improvements