Write an XFail() regression test for issue #2729 ("Datestamp-less revisions in dump streams do not remain so after load").
Write an XFail() regression test for issue #2729 ("Datestamp-less
revisions in dump streams do not remain so after load").

* subversion/tests/cmdline/svnadmin_tests.py
  (empty_date): New test.
  (test_list): Add reference to new test.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion