Follow-up to r1224647: Fix off-by-one error that would only manifest for 2-char separators and only if the first one isn't a match.
Follow-up to r1224647: Fix off-by-one error that would
only manifest for 2-char separators and only if the first
one isn't a match.

* subversion/libsvn_subr/svn_string.c
  (svn_cstring_tokenize): fix test for a second separator char

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