def normalized(url)
      Addressable::URI.parse(url).normalize.to_s
    rescue Addressable::URI::InvalidURIError => e
      raise MetaInspector::ParserError.new(e)
    end
def normalized(url)
      Addressable::URI.parse(url).normalize.to_s
    rescue Addressable::URI::InvalidURIError => e
      raise MetaInspector::ParserError.new(e)
    end
Normalize url to deal with characters that should be encoded,
 add trailing slash, convert to downcase...