* dbus/dbus-mempool.c (time_for_size): replace printf with
	_dbus_verbose

	* dbus/dbus-message-builder.c (_dbus_message_data_load): allow
	empty lines; fix the SAVE_LENGTH stuff to be
	START_LENGTH/END_LENGTH so it actually works; couple other
	bugfixes

	* test/Makefile.am (dist-hook): add dist-hook for .message files

	* dbus/dbus-string.c (DBUS_STRING_COPY_PREAMBLE): source of a copy
	can be constant or locked.
	(_dbus_string_free): allow freeing a const string as
	documented/intended

	* dbus/dbus-sysdeps.c (_dbus_concat_dir_and_file): utility

	* dbus/dbus-test-main.c (main): take an argument which is the
	directory containing test data

	* dbus/dbus-message.c (_dbus_message_test): pass a test_data_dir
	argument to this and load all the messages in test/data/
	checking that they can be loaded or not loaded as appropriate.