Add SVNService to links page.
Add SVNService to links page.

Patch by: John Szakmeister <john@szakmeister.net>

* www/project_links.html
  Add a miscellaneous utilities section, and insert a link to SVNService.

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