function _fnGetRowData( oSettings, iRow, sSpecific, aiColumns )
	{
		var out = [];
		for ( var i=0, iLen=aiColumns.length ; i<iLen ; i++ )
		{
			out.push( _fnGetCellData( oSettings, iRow, aiColumns[i], sSpecific ) );
		}
		return out;
	}
Get an array of data for a given row from the internal data cache
 @param {object} oSettings dataTables settings object
 @param {int} iRow aoData row id
 @param {string} sSpecific data get type ('type' 'filter' 'sort')
 @param {array} aiColumns Array of column indexes to get data from
 @returns {array} Data array
 @memberof DataTable#oApi