• Added CDATASection nodes, including document.createCDATASection. (@snuggs)
• Added node.wholeText. (@jdanyow)
• Added a setter for document.body.
• Added document.embeds, document.plugsin, and document.scripts. These were supposed to be added in 9.5.0 but were mistakenly omitted.
• Fixed element.insertAdjacentHTML to work when the element has null or the document as its parent node, as long as the insertion position is "afterbegin" or "beforeend".
• Fixed form submission to only hit the "not implemented" virtual console message when form submission is not canceled, instead of when it is.
• Fixed an issue where the event listener was not being correctly removed when using the { once: true } option to addEventListener. (@i8-pi)
• Fixed an error that was thrown when using XHTMLHttpRequest and POSTing JSON contents to an endpoint that requires CORS while using an Authorization header. (@dunnock)
• Fixed document.body and document.title to act more correctly in various edge cases.
• Fixed HTMLCollection named access to return the first element encountered, not the last.