2010-07-28  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* src/wbc-gtk.c (wbc_gtk_create_status_area): size the autoexpr label to contain
	  about 25 typical characters and ellipsize it on the left
	* src/workbook-view.c (wb_view_auto_expr_recalc): format teh autoexpression to an
	  appropriate length