Fix issue 4231, mod_dav_svn assert with SVNAutoVersioning and <Location />.
Fix issue 4231, mod_dav_svn assert with SVNAutoVersioning and <Location />.

* subversion/mod_dav_svn/repos.c
  (create_private_resource, parse_querystring,
   dav_svn__create_working_resource): Construct valid path when root is "/".


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1387226 13f79535-47bb-0310-9956-ffa450edef68

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