ChordParser grammar written and wrapper class set up.
- PEG Js parser generator integrated
- v1 parse grammar defined for chord strings
- initial tests written for chordparser and chord compare function
equality test added for GuitarNote
equals methods added to GuitarNote, Tuning, and ChordModel with tests
setup instructions added
docs updated
HUGE: Chord parser, ChordFactory, and Voicings integrated
- PEG-based chord parsing grammar is very robust to whitespace issues
- ChordFactory generates chords from strings
- Voicings library contains chord voicings with ability to transpose to
  any key