def secondary_characterization_values(term)
      values = values_for(term)
      additional_values = values.slice(Hyrax.config.fits_message_length, values.length - Hyrax.config.fits_message_length)
      return [] unless additional_values
      truncate_all(additional_values)
    end
def secondary_characterization_values(term)
      values = values_for(term)
      additional_values = values.slice(Hyrax.config.fits_message_length, values.length - Hyrax.config.fits_message_length)
      return [] unless additional_values
      truncate_all(additional_values)
    end
Returns an array of characterization values truncated to 250 characters that are in
 excess of the maximum number of configured values.
 @param [Symbol] term found in the characterization_metadata hash
 @return [Array] of truncated values