      int:iColumn - the id of the column to extract the data from
			 *           bool:bUnique - optional - if set to false duplicated values are not filtered out
			 *           bool:bFiltered - optional - if set to false all the table data is used (not only the filtered)
			 *           bool:bIgnoreEmpty - optional - if set to false empty values are not filtered from the result array
			 * Author:   Benedikt Forchhammer <b.forchhammer /AT\ mind2.de>
			 */
			$.fn.dataTableExt.oApi.fnGetColumnData = funct