code: function (options) {
    return new Hasher({
      geojson: options.coords,
      precision: options.precision,
      rowMode: options.rowMode ? true : false,
      integerMode: options.integerMode ? true : false,
      hashMode: options.hashMode,
      threshold: options.threshold
    });
  }
docs: initializes the Hasher, as a stream
   var streamer = module.exports.stream = function (coords, precision, rowMode, hashMode) {