def translate(locale, key, options = {})
      content = super(locale, key, options.merge(:fallback => true))
      if content.respond_to?(:html_safe)
        content.html_safe
      else
        content
      end
    end
def translate(locale, key, options = {})
      content = super(locale, key, options.merge(:fallback => true))
      if content.respond_to?(:html_safe)
        content.html_safe
      else
        content
      end
    end
Usually instantiated when {Configuration#apply} is invoked.
 @param cache [Cache] must act like a hash, returning and accept blurbs by key.
 Translates the given local and key. See the I18n API documentation for details.

 @return [Object] the translated key (usually a String)