* glib/dbus-gvalue.c (dbus_gvalue_marshal, dbus_gvalue_demarshal):
	fix no int64 case.

	* dbus/dbus-string.c (_dbus_string_parse_basic_type): impl.

	* dbus/dbus-message.c (_dbus_message_iter_get_basic_type),
	(_dbus_message_iter_get_basic_type_array): impl.
	drastically simplify ~all relevant _get methods to use these.
	(_dbus_message_iter_append_basic_array),
	(dbus_message_iter_append_basic): impl
	drastically simplify ~all relevant _append methods to use these.

	* dbus/dbus-message-builder.c (parse_basic_type)
	(parse_basic_array, lookup_basic_type): impl.
	(_dbus_message_data_load): prune scads of duplicate /
	cut & paste coding.

	* dbus/dbus-marshal.c (_dbus_demarshal_basic_type_array)
	(_dbus_demarshal_basic_type): implement,
	(demarshal_and_validate_len/arg): beef up debug.
	(_dbus_marshal_basic_type, _dbus_marshal_basic_type_array): impl.