appear as exchangelib.items.MeetingRequest AFAICT; report upstream?
- [X] the is_recurring field is lies - use RecurringMaster type instead
- [X] command-line arguments for accounts
-- [ ] support multiple cache files (e.g. 1 per exchange calendar)
+- [X] support multiple cache files (e.g. 1 per exchange calendar)
- [ ] note which linked account corresponds with which cache file
- [ ] configuration file?
- [ ] bi-directional syncing...