code: function (coords) {
        var row;
        if (priv.dataType === 'array') {
          row = [];
          for (var c = 0; c < self.colCount; c++) {
            row.push(null);
          }
        }
        else {
          row = $.extend(true, {}, datamap.getSchema());
        }
        if (!coords || coords.row >= self.rowCount) {
          priv.settings.data.push(row);
        }
        else {
          priv.settings.data.splice(coords.row, 0, row);
        }
      }
docs: Creates row at the bottom of the data array
  @param {Object} [coords] Optional. Coords of the cell before which the new row will be inserted