v2.1.0

What's Changed

• Additional summary metrics:
  • Steps per day (min, med, max, avg).
  • Walking per day (min, med, max, avg).
  • Cadence (peak 1 min, peak 30 min)
• Use hyphen instead of underscore for output filenames: https://developers.google.com/style/filenames
• New entry point: stepcount-collate-outputs to collate outputs when processing several files.