* Support for JSON: <code>fn:json-doc</code>, <code>fn:parse-json</code>
* Comparison of <code>xs:hexBinary</code> and <code>xs:base64Binary</code> items
* <code>fn:collation-key</code>, <code>fn:load-module</code>, <code>fn:parse-ietf-date</code>, <code>fn:transform</code>, <code>map:for-each-entry</code>
* <code>format-number</code>: support for scientific notation