* dbus/Makefile.am:
	Add dbus-dict.[ch]

	* dbus/dbus-dict.c: (dbus_dict_entry_free), (dbus_dict_new),
	(dbus_dict_ref), (dbus_dict_unref), (dbus_dict_contains),
	(dbus_dict_remove), (dbus_dict_get_value_type),
	(dbus_dict_get_keys), (dbus_dict_put_boolean),
	(dbus_dict_put_int32), (dbus_dict_put_uint32),
	(dbus_dict_put_double), (dbus_dict_put_string),
	(dbus_dict_put_boolean_array), (dbus_dict_put_int32_array),
	(dbus_dict_put_uint32_array), (dbus_dict_put_double_array),
	(dbus_dict_put_string_array), (dbus_dict_get_boolean),
	(dbus_dict_get_int32), (dbus_dict_get_uint32),
	(dbus_dict_get_double), (dbus_dict_get_string),
	(dbus_dict_get_boolean_array), (dbus_dict_get_int32_array),
	(dbus_dict_get_uint32_array), (dbus_dict_get_double_array),
	(dbus_dict_get_string_array), (_dbus_dict_test):
	* dbus/dbus-dict.h:
	Add DBusDict implementation

	* dbus/dbus-test.c: (dbus_internal_do_not_use_run_tests):
	* dbus/dbus-test.h:
	Add _dbus_dict_test.