Read the dataset client object from the `fhsync-datasetClients` collection, as well as the associated records for the datasetClient from the `fhsync-<datasetId>-records` collection.
The records will be added to the datasetClient json object with the key `records`
@param {String} datasetClientId
@param {Function} callback
function doReadDatasetClientWithRecords(datasetClientId, callback) {
  debug('doReadDatasetClientWithRecords datasetClientId = ', datasetClientId);
  async.waterfall([
    async.apply(doReadDatasetClient, datasetClientId),
    function listRecords(datasetClientJson, next) {
      if (datasetClientJson) {
        listDatasetClientRecords(datasetClientJson, null, function(err, localRecords) {
          return next(err, datasetClientJson, localRecords);
        });
      } else {
        return next();
      }
    }
  ], function(err, datasetClientJson, localRecords) {
    if (err) {
      debugError('Failed to doReadDatasetClientWithRecords due to error %s :: datasetClientId = %s', err, datasetClientId);
      return callback(err);
    }
    if (datasetClientJson) {
      datasetClientJson.records = localRecords;
    }
    return callback(null, datasetClientJson);
  });
}