docs: function formatOutput(output) {
      var indent = '  ';
      var pad = '  ';
      var results = [];
      results.push('AppDir:' + output.appDir);
      output.suites.forEach(function(suite) {
        results.push(pad + 'Suite: ' + suite.description + ' -- ' + suite.status);
        pad+=indent;
        suite.specs.forEach(function(spec) {
          results.push(pad + spec.status + ' - ' + spec.description);
          if (spec.failedExpectations) {
            pad+=indent;
            spec.failedExpectations.forEach(function (fe) {
              results.push(pad + 'message: ' + fe.message);
            });
            pad=pad.substr(2);
          }
        });
        pad = pad.substr(2);
        results.push('');
      });
      results.push('');
      return results.join('\n');
    }