Merge pull request capricorn86#1145 from IGx89/task/test-newer-node-v…

…ersions

capricorn86#1144@patch: Run tests against newer Node.js versions

Merge pull request capricorn86#1119 from capricorn86/task/1114-refact…

…or-asynctaskmanagerwhencomplete-should-not-rely-on-settimeout

capricorn86#1114@minor: Improves performance of async task manager.

Merge pull request capricorn86#1111 from capricorn86/task/1109-scroll…

…width-is-undefined-in-documentdocumentelement

capricorn86#1109@minor: Adds support for Element.scrollWidth.

Merge pull request capricorn86#1088 from capricorn86/task/1087-make-s…

…ure-that-htmlunknownelement-unregisters-its-callback-in-customelements

capricorn86#1087@patch: Makes sure that HTMLUnknownElement is disconnected from …

Merge pull request capricorn86#961 from edoardocavazza/master

capricorn86#960@minor: Implement childNodes and children as getters.

Merge pull request capricorn86#1005 from AlexisTessier/task/1004-fix-…

…missing-css-named-colors

capricorn86#1004@patch: Fix missing css named colors.

Merge pull request capricorn86#906 from capricorn86/task/905-nth-chil…

…d-query-selector-not-working-correctly

capricorn86#905@minor: Adds support for "nth-child of" query selector. Fixes but…

Merge pull request capricorn86#829 from btea/task/827-insertBefore-re…

…ferenceNode

capricorn86#827@patch: Distinguish between referenceNode values that are undefin…

Merge pull request capricorn86#843 from ekwoka/declaration-maps

capricorn86#842@trivial: Adds declaration maps.