- [x] add command to list goals with no vision (53)
- [x] update __str for a goal to display [DONE - YYYY.MM] if completed (54)
- [ ] update goal bot to be able to run multiple databases under different prefixes so that !someday could be a separate database file (55)
-- [ ] update goal bot to be able to run multiple databases under different prefixes and add !someday to Cadbury (55)
- [ ] assuming 55 above, update Cadbuary to include a separate `!someday` command as an example
- [ ] update goal bot to prefer last mentioned goal when adding tasks (see shop bot source code) (36)