make data cleaning tools produce proper lilypond friendly names
Basic working implementation of music.

The notes/and generations are generated as discussed, to the best of my
understanding.

To get the score looking even reasonable, I disabled \relative mode, as
we really want absolute mode. Relative mode is designed for manual
input, absolute is better for programatically generated music.

Sounds reasonable on first play though, seems to work as expected \o/
used global min/max to calculate intensity, d'oh
fixed the intensity levels, a bug in one of the rhythmns, and added some section headers to the score
tweaks to key, score and instruments
support n intensity levels
added lower intensity level, with rests
Merge pull request #1 from bloodearnest/master

Basic "working" code.