Fix a missing argument for an svn_error_createf() call.

* subversion/libsvn_subr/x509-test.c
  (compare_dates): Add the type argument that was missing in.


git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/svn-auth-x509@1616641 13f79535-47bb-0310-9956-ffa450edef68
More cases of index shadow warning.

* subversion/libsvn_subr/utf.c
  (membuf_insert_ucs4, svn_utf__utf16_to_utf8, svn_utf__utf32_to_utf8):
    Rename index to offset.



git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/svn-auth-x509@1616643 13f79535-47bb-0310-9956-ffa450edef68