needs to be handled better)

	Now this menu item is enabled, and choosing it explains
	that you can't edited the Novice settings but offers
	to switch to Intermediate and let you edit those
	settings.

	* libnautilus-extensions/nautilus-user-level-manager.c,
	* libnautilus-extensions/nautilus-user-level-manager.h:
	Made the #defines for the user level ints public, so
	code elsewhere could use them rather than hardwiring
	a bunch of 0s, 1s, and 2s.

	* libnautilus-extensions/nautilus-caption-table.h:
	* libnautilus-extensions/nautilus-caption.h:
	* libnautilus-extensions/nautilus-font-picker.h:
	* libnautilus-extensions/nautilus-global-preferences.h:
	* libnautilus-extensions/nautilus-password-dialog.h:
	* libnautilus-extensions/nautilus-preference.h:
	* libnautilus-extensions/nautilus-preferences-box.h:
	* libnautilus-extensions/nautilus-preferences-dialog.h:
	* libnautilus-extensions/nautilus-preferences-group.h:
	* libnautilus-extensions/nautilus-preferences-item.h:
	* libnautilus-extensions/nautilus-preferences-pane.h:
	* libnautilus-extensions/nautilus-preferences-private.h:
	* libnautilus-extensions/nautilus-preferences.h:
	* libnautilus-extensions/nautilus-radio-button-group.h:
	* libnautilus-extensions/nautilus-string-picker.h:
	* libnautilus-extensions/nautilus-text-caption.h:
	Changed the closing BEGIN_GNOME_DECLS in these header files
	to END_GNOME_DECLS.

	* src/nautilus-window-menus.c:
	(get_user_level_string_for_display): New function, extracted
	from get_customize_user_level_string. Returns the user level
	string to be put into user messages or menu item names.
	(get_customize_user_level_string): Now calls
	get_user_level_string_for_display
	(switch_and_show_intermediate_settings_callback): New function,
	switches to intermediate level and displays the user level
	settings dialog.
	(user_level_customize_callback): If the current user level is
	NAUTILUS_USER_LEVEL_NOVICE, puts up a dialog telling the user
	that the Novice settings can't be changed, and asking them if
	they want to switch to Intermediate and edit those settings.
	(get_user_level_image), (user_level_changed_callback),
	(nautilus_window_initialize_menus),
	(convert_menu_path_to_user_level),
	(convert_user_level_to_menu_path):
	Use #defines for user levels instead of hardwiring integers.
	(switch_to_user_level): New function, extracted from
	user_level_menu_item_callback. Switches to a specified user
	level and updates menu items & title image appropriately.
	(user_level_menu_item_callback): Now calls switch_to_user_level.
	(update_user_level_menu_items): Don't desensitize the Edit
	Settings item at Novice user level anymore.