gruuv - a boring update

- a playlist editor. Reorder, delete, fast search to add tracks.
- refactor 80% complete. One file left over 1k lines. 30% less sloppy slop overall.
- hopefully the ratio of bugs removed/added is acceptable to the general public.
https://5jsjq2jytkqh7mc1l5ylux3bsmzhkxpbq82ocsv8v74sir3b6wgruuv.nsite.lol