0.01: New App!
0.02: Add Bangle.js 2 Support
0.03: Minor code improvements
0.04: Fix display/overwriting of boolean menu items. Handle back
      functionality, both via `.back` and `"< Back"` items, displaying an
      entry and the `setUI` back widget. Fix `setUI`'s back overwrite. Add
      support for scroll.
0.05: Fix display of final menu item when no options are given and
      handling of E.showMenu() with no arguments
0.06: Fix lower bounding of numeric values