2001-05-26  Jody Goldberg <jgoldberg@home.com>

	* ms-excel-write.c (write_sheet_bools) : Save the iteration
	  preferences too.  These are workbook level flags.  I am unclear why
	  XL saves them at the sheet level.

	* ms-excel-read.c (ms_excel_read_calccount) : new function.
	(ms_excel_read_delta) : ditto.
	(ms_excel_read_iteration) : ditto.
	(ms_excel_read_sheet) : use them here.

2001-05-26  Jody Goldberg <jgoldberg@home.com>

	* src/cell.c (cell_eval_content) : Use the iteration prefs.

	* src/workbook.c (workbook_iteration_tolerance) : new function.
	(workbook_iteration_enabled) : ditto.
	(workbook_iteration_max_number) : ditto.