anchor.diff:            defaultsTo: false,
             abbr: 'm',
             negatable: false,
  -          help: 'show merged PRs in date range');
  +          help: 'show merged PRs in date range')
  +      ..addFlag("all-contributors",
  +          defaultsTo: false,
  +          abbr: 'a',
  +          negatable: true,
  +          help: 'show all instead of notable contributors');
       try {
         _results = _parser.parse(args);
         if (_results['help']) _printUsage();
  
positive.code:   final orgMembers = const CsvToListConverter().convert(orgMembersContents);
    var googleContributors = List<String>();
    orgMembers.forEach((row) {
      if (row[3].toString().toUpperCase().contains('GOOGLE'))
        googleContributors.add(row[0].toString());
    });
  
  
negative.code:       sortType: ClusterReportSort.byCount,
        skipEmpty: true,
        showStatistics: false));
    print(
        '\nThere were ${clustersInterestingOwned.keys.length} contributors\n\n');
  }
  