Update jsdom to version 8.4.1 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

jsdom just published its new version 8.4.1, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of jsdom – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 172 commits .

• ec90ef9 Version 8.4.1
• 236caae Fix <select multiple> bug
• 9f566e7 Version 8.4.0
• 93dcfb7 Add missing dictionary declaration
• 2218b42 Update to whatwg-url 2.0.1
• 913d3f9 Add a TreeWalker implementation
• 54645e6 Version 8.3.1
• d9ff930 Use better brand checking for Nodes in Document methods
• 2a4326b Fix #1442: inheritance of attribute stuff from Object.prototype
• 9690811 Clarify that document's origin is based on config.url
• 3ad126c Version 8.3.0
• 59f277b Support image loading through node-canvas module
• 38484b4 Plan navigator.noUI removal
• 0e52832 Basic Page Visibility API implementation
• 5cc2486 Add proxy option documentation

There are 172 commits in total. See the full diff.

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[coveralls]

Coverage remained the same at 91.667% when pulling dbcafcb004713980234adb60caffd72ade059c91 on greenkeeper-jsdom-8.4.1 into 569ce9ca935bb28b48777556d4f5f316b0bab798 on master.