Add test for issue #2698: after committing a merged-in replaced file, its  text-base still has the content of the original file.
Add test for issue #2698: after committing a merged-in replaced file, its 
text-base still has the content of the original file.

* subversion/tests/cmdline/revert_tests.py
  (revert_replaced_with_history_file): add new test
  (test_list): run the new test, mark XFailing.

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