Restore `global_key` column

See release title.

Choro Songbook Corpus

• fix bass notes conversion

Choro Songbook Corpus

Change release title

• better citation
• update semantic versioning

Choro Songbook Corpus

Adds new columns to data/choro.tsv:

• harte: contains chords in Harte et al. (2005) syntax
• rn_harte: contains the same but with roots replace by Roman numerals representing the scale degree in the local key

submitted version

Fix typos in transcriptions and correct medatdata.

Initial release

Initial release of the Choro Songbook Corpus

The repository contains the original transcription and a .TSV with the complete data.