* configure.in (LT_CURRENT, LT_AGE): increment current and age to
	reflect addition of interfaces.

	* doc/dbus-specification.xml: describe a new
	org.freedesktop.DBus.Peer.GetMachineId method

	* dbus/dbus-string.c (_dbus_string_skip_white_reverse): new function
	(_dbus_string_skip_white, _dbus_string_skip_blank): use new
	DBUS_IS_ASCII_BLANK, DBUS_IS_ASCII_WHITE macros and fix assertion
	at end of skip_white
	(_dbus_string_chop_white): new function

	* bus/connection.c (bus_connections_setup_connection): call
	dbus_connection_set_route_peer_messages.

	* dbus/dbus-connection.c
	(_dbus_connection_peer_filter_unlocked_no_update): modify to
	support a GetMachineId method.

	Also, support a new flag to let the bus pass peer methods through
	to apps on the bus, which can be set with
	dbus_connection_set_route_peer_messages.

	Finally, handle and return an error for anything unknown on the
	Peer interface, which will allow us to extend the Peer interface
	in the ...