Function i18n_embed::select

pub fn select(
    language_loader: &dyn LanguageLoader, 
    i18n_embed: &dyn I18nEmbedDyn, 
    requested_languages: &Vec<LanguageIdentifier>
) -> Result<(), I18nEmbedError>

Select the most suitable language currently requested by the system by the the LanguageRequester, and load it using the provided LanguageLoader from the languages embedded in I18nEmbed via I18nEmbedDyn.