Add tests for revprop access in packed repositories. They will simply work with format 4 repos but trigger various edge cases in format 6.
Add tests for revprop access in packed repositories. They will simply
work with format 4 repos but trigger various edge cases in format 6.

* subversion/tests/libsvn_fs_fs/fs-pack-test.c
  (prepare_revprop_repo): factor out common repo setup code
  (default_log, huge_log): utilities to construct revprop values
  (get_set_revprop_packed_fs): adapt; bump MAX_REV to ensure
   actual packing; test standard revprop access
  (get_set_huge_revprop_packed_fs): new test  for splitting 
   revprop pack files
  (test_funcs): register new test

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1358663 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion