* Makefile.shared: Fix extra dependency that was causing the xml.h
	files to be generated too often.
	* configure.in: Fix code that detects the gcc options to work even
	with -O on.

	* src/nautilus-view-frame.h:
	* src/nautilus-view-frame.c:
	(nautilus_view_frame_initialize_class),
	(view_frame_loaded), (view_frame_failed),
	(nautilus_view_frame_handle_client_destroy),
	(nautilus_view_frame_handle_client_gone),
	(nautilus_view_frame_new), (check_if_view_is_gone),
	(nautilus_view_frame_set_to_component),
	(nautilus_view_frame_get_is_underway):
	Revamp set of signals to be easier to understand. Handle all
	failures uniformly,

	* src/nautilus-window-manage-views.h:
	* src/nautilus-window-manage-views.c: (change_selection),
	(nautilus_window_update_for_new_location),
	(nautilus_window_has_really_changed),
	(nautilus_window_set_state_info),
	(nautilus_window_set_sidebar_panels),
	(zoom_level_changed_callback), (get_history_list_callback),
	(change_selection_callback), (change_status_callback),
	(failed_callback), (load_underway_callback),
	(load_complete_callback), (open_location_callback),
	(open_location_in_new_window_callback), (title_changed_callback),
	(nautilus_window_connect_view), (nautilus_window_disconnect_view):
	Make more of the view management private to this file. Use the
	signals by their new names. Disconnect all the signals, not just
	the error-related ones.

	* src/nautilus-window.c:
	(nautilus_window_set_content_view_widget): Updated the debugging
	check to do it with the new Bonobo UI calls.