Make 'svnadmin info' report the latest revision in the repository.
Make 'svnadmin info' report the latest revision in the repository.

For now I use 'Revisions' as the label. We can change that later if necessary.

* subversion/svnadmin/svnadmin.c
  (subcommand_info): Also print the HEAD revision.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1697953 13f79535-47bb-0310-9956-ffa450edef68

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