code: function adjustHeight(table, delta, index) {
          var tableDetails = getTableDetails(table);
          var tableGrid = getTableGrid(tableDetails);
  
          var heights = getPixelHeights(tableGrid);
  
          var newHeights = [], newTotalHeight = 0;
  
          for (var i = 0; i < heights.length; i++) {
            newHeights.push(i === index ? delta + heights[i] : heights[i]);
            newTotalHeight += newTotalHeight[i];
          }
  
          var newCellSizes = recalculateCellHeights(tableGrid, newHeights);
          var newRowSizes = recalculateRowHeights(tableGrid, newHeights);
  
          editor.undoManager.transact(function () {
  
            Tools.each(newRowSizes, function (row) {
              editor.dom.setStyle(row.element, 'height', row.height + 'px');
              editor.dom.setAttrib(row.element, 'height', null);
            });
  
            Tools.each(newCellSizes, function (cell) {
              editor.dom.setStyle(cell.element, 'height', cell.height + 'px');
              editor.dom.setAttrib(cell.element, 'height', null);
            });
  
            editor.dom.setStyle(table, 'height', newTotalHeight + 'px');
            editor.dom.setAttrib(table, 'height', null);
          });
        }
docs: Adjust the height of the row of table at index, with delta.