Don't use a couple of deprecated repos APIs from svnadmin.
Don't use a couple of deprecated repos APIs from svnadmin.

* subversion/svnadmin/main.c
  (progress_baton, repos_progress_handler): New, largely stolen from
    libsvn_repos/deprecated.c.
  (subcommand_dump): Use the new progress handler to update to
    svn_repos_dump_fs3().
  (subcommand_verify): Use the new progress handler to update to
    svn_repos_verify_fs2().

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