Adds a block that generate minecarts based on a real music score.
How to use:
1. Download a score with MusicXML (.mxl) format
2. Drag the file to the file path given by "Add Score" button in Piano Block
3. Click "Load Score"
(Survival Mode only) (4. Insert 64 Minecart with Noteblock in the slot given in Piano Block)
5. Select Score, click "Play"
Note: Minecart with Noteblock will only play a note when it's on activator rail, a sample of rail system is given in the figures.
