Header/Footer configuration and printing works.

1999-07-09  Miguel de Icaza  <miguel@nuclecu.unam.mx>

	* src/about.c (dialog_about): Sort in alphabetical order.

	* src/print-info.c (print_hf_free): Killed the style_format feature.

	* src/print.c (print_job_info_get): Create render info context
	here for header/footer printing.
	(print_sheet_range): Setup number of pages here;  Increment pages
	after each one is outputed.
	(print_headers): Implemented the header/footer printing.

	* src/print-info.c (hf_render_info_new, hf_render_info_destroy):
	New routines.

	* src/fn-date.c (gnumeric_return_current_time): New function.