1999-08-17  Miguel de Icaza  <miguel@nuclecu.unam.mx>

	* src/workbook.c (workbook_class_init): Added cell_content_changed
	signal.
	(workbook_do_destroy): Do not enable widgets to be focused.

	* src/cell.c (cell_content_changed): Calls workbook_cell_changed.
	This is for Paolo and his speech system for GNOME.

	* configure.in: New bonobo detection code and support for not
	compiling Bonobo support even if it is present on the system