Blindly attempt to fix the windows buildbot.
Blindly attempt to fix the windows buildbot.

* subversion/tests/cmdline/changelist_tests.py
  (empty_pseudo_changelist): Respect os.path.sep.

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