Symlink Schema

{"camliVersion": 1,
 "camliType": "symlink",

  //
  // INCLUDE ALL REQUIRED & ANY OPTIONAL FIELDS FROM common.md
  //

  // Exactly one of:

  // If UTF-8:
  "symlinkTarget": "../foo/blah",

  // If unknown charset & have raw 8-bit filenames and can't convert
  // to UTF-8.  The array is a mix of UTF-8 and/or non-UTF-8 bytes (0-255).
  "symlinkTargetBytes": ["../foo/Am", 233, "lie.jpg"],  // e.g. Amélie in ISO-8859-1 when charset unknown
}