- Remove Readline-dependent
session_history
- Loosen Ruby dependency to allow Ruby 3.0
- Separate every_day_irb into its own git repository
- No code changes
- Separate every_day_irb's release cycle from irbtool release cycle
- Move cd enhancements into cd microgem on which every_day_irb depends
- You must extend EveryDayIrb explicitly, does not happen on require, anymore
- Add rr for require_relative