Make some minor improvements in status display for row/col selection.

2000-05-14  Jody Goldberg <jgoldberg@home.com>

	* src/commands.h : Reformat.

	* src/commands.c (cmd_ins_del_row_col_{undo,redo}) : unant the
	  selection when the topology changes.

	* src/workbook.c (workbook_expr_relocate) : Fix typo.

	* src/sheet-view.c (sheet_view_{col,row}_selection_changed) : Call
	  sheet_update after a change.