• Added node.getRootNode(). (@FrecksterGIT)
• Added label.control. (@FrecksterGIT)
• Added el.labels for form control elements. (@FrecksterGIT)
• Fixed the contentType of Documents created through <iframe>s.
• Fixed the contentType and origin of Documents created through document.implementation.createDocument().
• Fixed sourceEl.srcset to return the value of the srcset="" attribute, instead of the cite="" attribute.
• Fixed node.normalize() to not modify non-Text nodes. (@lddubeau)
• Upgraded cssstyle to v0.3.1, bringing along various fixes to our CSS parser and object model. (@jsakas)
• Upgraded whatwg-url to v6.4.1, fixing the interaction of URL's href and searchParams properties.
• Upgraded our selector matching engine from nwsmatcher to nwsapi, bringing along extensive fixes, performance improvements, and additional selector support.