Pontoon: Update Bulgarian (bg) localization of Common Voice
Pontoon: Update Bulgarian (bg) localization of Common Voice

Localization authors:
- bythos <petar@stani.tk>
- :stoyan <stoyan@gmx.com>

common-voice/common-voice,gozer/voice-web,common-voice/common-voice,gozer/voice-web,gozer/voice-web,common-voice/common-voice,common-voice/common-voice,gozer/voice-web,gozer/voice-web,gozer/voice-web,gozer/voice-web