Incremented version.
Fixed air below blocktune corners crashing game.
Tweaked a color in the Minetunes gui
Added BookSource for player's inventory
Working on multibook midis
Working on multibook midis.
Added TempoGui and Multi-book MIDI Book editor
Multibook midi books play in your hand
Working on multibook midis
Completed multibook midis.
Updated autoupdater.
Merge branch 'refs/heads/multibookMidi' into develop
Restored high/low noteblock sounds