v1.1.1 January 13th release
This fixes one remaining data loss issue, and adds aggressive backups to help recovery from Issie (or user) errors.
[replaced by v1.1.2 which has a better backup creation policy]
- Fix an identified bug when a file is saved and then immediately the current sheet is changed
- Improve backup names to make retrieving data from automatic backups easier
- Increase number of automatic backups
- Add error messages on attempted load of sheets with bad names