Mark many merge tests as skip-against-old-server.
Mark many merge tests as skip-against-old-server.

I believe that the test suite is now clean against 1.4.x svnserve.

* subversion/tests/cmdline/merge_tests.py
  (test_list): Mark many tests as SkipUnless server_has_mergeinfo.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@870547 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion