Scales

Using data structures to outline musical scales and eventually provide chord progressions based on the scales.

TODO:

1. Automate tests
2. Add scales and modes to the list of available patterns
3. Clean up objects and functions
4. Document code
5. Build Chord Objects
6. Build Chord Progression Objects
7. UI
8. Deployment

Bugs:

C Lydian Mode uses Gb instead of F#

Because using F# would be proper