pitch shifts
Merge pull request #12 from a2lin/pitch

Make songs play in the same key. TODO: fix weird tempos
siwtching to using real vocals and instrumentals
Merge branch 'master' of github.com:a2lin/secret-octo-wookie
Merge branch 'master' of github.com:a2lin/secret-octo-wookie into front_ui_pane
changing gears