* Mi2/Bip: Fix sleep detection for newer firmwares
* Mi2/Bip: Fix ancient bug resulting in wrong activity data at the beginning in diagrams and aggregate data
* No.1 F1: Support setting time format and distance units (metric/imperial)
* Pebble: Support setting distance units to miles for Health (need to reactivate Health in App Manager after toggling)
* HPlus: Make changing distance unit system effective immediately on toggling
