Be more thorough about checking for cannonical paths.
Be more thorough about checking for cannonical paths.

* subversion/mod_dav_svn/util.c
  (dav_svn__test_canonical): Don't just check that a path is "cannonical
   enough" to not assert inside the svn path manipulation functions, instead
   actually canonicalize it and confirm that the incoming path is identical
   to the canonicalized one.

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