* test/lisp/emacs-lisp/package-resources/package-test-server.py: Set
'server_address' when port number is given on the command line. Print
IP and port number as a URL, and flush it after printing.
* test/lisp/emacs-lisp/package-tests.el:
(package-test-update-archives-async): Grab the whole URL from server
output.
* test/lisp/emacs-lisp/package-resources/package-test-server.py:
Do not hard-code port.
* test/lisp/emacs-lisp/package-tests.el (package-test-update-archives-async):
Update for the above change.
* .gitignore: Update for the new place of biditest.txt.
* test/automated/: Directory removed. All files moved to their
proper places.
* test/etags/: Directory removed. All files moved to their proper
places.
* test/automated/url-parse-tests.el: File removed; it was an exact
copy of the same file in test/lisp/url/.
* test/automated/url-expand-tests.el: Moved to test/lisp/url/.
