Fixes usage of notes_hash
Merge branch 'master' of github.com:tangible-interactive-computing/skyline
Merge branch 'master' of github.com:tangible-interactive-computing/skyline
Checkpointing. Makes buidlings with corect number of layers. Commets out making windows for now.
Ads fur elise midi
Area adjusts its height based on the tallest building.
MOves layer translation into building's to_scad. Adds layer_dividers for multi-layer buildings
Merge branch 'master' of github.com:tangible-interactive-computing/skyline
Adds layer dividers as union elements at the bottom of each layer.  Layer height is determined by proportion of time for that note in that octave