fix #971 use full name for languages with regional variants
fix #971 use full name for languages with regional variants

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