Rebuilt for new iOS versions.

Support for iOS 10.1

Corrected issues with the in-app purchases.

Added handling of transposing instruments.

Fixed crash bug occurring when no network was available.
Corrected presentation of identified tone in diagram.
Corrected presentation of tone with negative octave in text tuner companion.

Added "Fingerboard Interval Trainer" companion to Fingerboard package.

Fixed problem with screen dimming.

Improvements to tone identification algorithms.

Added German version of AppStore information.

Improvements to the tone identification algorithms making the tuner more stable.

Two brand new companions added:
- Note sheet scale trainer
- Circle of fifth and intervals

Added two instruments (Bass guitar 5-stringed and 6-stringed).
Added swedish translation to description of companion packages.
Modified some default values to improve experience for first time users.