code: public static IsotopePattern sortAndNormalizedByIntensity(IsotopePattern isotopeP) {
          IsotopePattern isoNorma = normalize(isotopeP);
          return sortByIntensity(isoNorma);
      }
docs: Return the isotope pattern sorted and normalized by intensity
  to the highest abundance.
  
  @param isotopeP  The IsotopePattern object to sort
  @return          The IsotopePattern sorted