New app: Cythara (guitar tuner)

Merged username-removed-1551165 requested to merge gstraube/fdroiddata:master into master
  • The app complies with the inclusion criteria
  • The original app author has been notified (and supports the inclusion)
  • All related fdroiddata and rfp issues have been referenced in this merge request
  • Builds with fdroid build

  • Supports standard guitar tuning
  • Displays deviation between reference and detected pitch