are not, due mainly to the lack of support for XML character entities
(e.g. & => & ). This will make it easier to validate test files using
tools like xmllint, as well as edit and view them using XML tools.
no fixed port numbers in use anymore. Starting now, the default ports the
servers use are 8990 - 8993. There's no option to modify these yet, but
changing the $base option in the top of the runtests.pl script.
