code: public SourceCode subCFMLString(int start, int count) {
  	return new SourceCode(String.valueOf(text, start, count), writeLog, dialect);
  
      }
docs: return a subset of the current SourceCode
  
  @param start start position of the new subset.
  @param count length of the new subset.
  @return subset of the SourceCode as new SourcCode