* libnautilus-extensions/nautilus-global-preferences.c:
	(global_preferences_create_dialog),
	(global_preferences_medusa_blocked_changed_callback),
	(global_preferences_create_search_pane),
	(global_preferences_medusa_state_changed_callback),
	(global_preferences_install_medusa_defaults):
	Fix bug 6415 - Change what appears in the medusa preference when
	medusa becomes blocked.
	Also made the default and actual value of the MEDUSA_BLOCKED be
	correct.  The boolean value was inverted.

	* libnautilus-extensions/nautilus-medusa-support.c:
	(nautilus_medusa_blocked): Call medusa to find out if its blocked.