Update pitchstaircase.js
Update pitchstaircase.js

General cleanup
hemantkasat/musicblocks,tradzik/musicblocks,Kachachan/musicblocks,Kachachan/musicblocks,Kachachan/musicblocks,hemantkasat/musicblocks,tradzik/musicblocks,hemantkasat/musicblocks,tradzik/musicblocks