first commit: dummy code and outlines
added .gitignore
debug
added chooseKey
add chooseSong, printSong
add types Songtitlle, Key, Song; change code to reflect
add dummy IO, object/link files to ignore
add randomness
add basic db functionality
integrate UI, DB and randomness
cleanup
cleanup
actual jazz.db
Add bugs file, recorded R index error
improved file IO
cleanup
bugfix: temp file moved at wrong point