Change i18n to just use single language setting

pkg/api/resolver_mutation_configure.go

@@ -110,10 +110,6 @@ func (r *mutationResolver) ConfigureInterface(ctx context.Context, input models.
 		config.Set(config.Language, *input.Language)
 	}
 
-	if input.Locale != nil {
-		config.Set(config.Locale, *input.Locale)
-	}
-
 	css := ""
 
 	if input.CSS != nil {

pkg/api/resolver_query_configuration.go

@@ -57,7 +57,6 @@ func makeConfigInterfaceResult() *models.ConfigInterfaceResult {
 	showStudioAsText := config.GetShowStudioAsText()
 	css := config.GetCSS()
 	cssEnabled := config.GetCSSEnabled()
-    locale := config.GetLocale()
     language := config.GetLanguage()
 
 
@@ -70,6 +69,5 @@ func makeConfigInterfaceResult() *models.ConfigInterfaceResult {
 		CSS:                 &css,
 		CSSEnabled:          &cssEnabled,
         Language:                  &language,
-        Locale:                    &locale,
 	}
 }

pkg/manager/config/config.go

@@ -34,7 +34,6 @@ const ExternalHost = "external_host"
 
 // i18n
 const Language = "language"
-const Locale = "locale"
 
 // Interface options
 const SoundOnPreview = "sound_on_preview"
@@ -106,18 +105,7 @@ func GetLanguage() string {
 
 	// default to English
 	if ret == "" {
-		return "en"
-	}
-
-	return ret
-}
-
-func GetLocale() string {
-	ret := viper.GetString(Locale)
-
-	// default to US
-	if ret == "" {
-		return "US"
+		return "en-US"
 	}
 
 	return ret