object containing options : row [type:integer] - The row ordinal of the cell in the template grid. column [type:integer] - The column ordinal of this cell in the template grid. rowSpan [type:integer] - The rowspan of this cell in the template grid. colSpan [type:integer] - The colspan of this cell in the template grid. templateCells [type:Array, elementType:dundas.controls.TemplateCellViewModel] - The template cells of this template cell group.