A small bag of microscopic UX, UI and DX mini-improvements
- Add Backup screen
- Remove Settings button
- Remove screen titles from Calculator and Unit Converter
- Flexible unit group rows
- Delete calculator history items individually
- Separate thousands and decimal separator settings
- Save calculator keyboard states
- Exponential notation support
- Enable predictive back
- Update all colors
- Update all icons
- Update all branding materials
- Fix all known bugs