update config from rowland
Merge pull request #24 from Harvard-ATG/feature/rowland-config-update

feature/rowland-config-update
fixes an issue with "no key" analysis of chords and in particular the intervals above the bass
add a config setting for enabling or disabling shortcuts by default
Merge pull request #25 from Harvard-ATG/feature/shortcuts-config-default

feature/shortcuts-config-default
Merge pull request #26 from Harvard-ATG/feature/fix-interval-entry

feature/fix-interval-entry