Issue #1879930 by fran seva, Gábor Hojtsy, martin107, markie, Schnitzel, alexpott, Sutharsan, mon_franco, YesCT, spearhead93, herom, Désiré: Fixed Language selectors are not showing localized to the page language.

This reverts commit 39aeee85.

Issue #2282673 by stevepurkiss, ParisLiakos, mgifford: Add a PHPunit test for not using Drupal\Core code in Drupal\Component.

Issue #1833076 by herom, alansaviolobo, Pancho, pixelite, jessehs, YesCT: Expand translation settings when editing outdated translation so remember to uncheck "needs updating".

Issue #2367661 by swentel: Fixed Follow up: ThirdPartySettingsTraitInterface missing getThirdPartySettings() method.

Issue #2367665 by amateescu: Add primary actions on the 'Field storage settings' and 'Field settings' forms.

Issue #2349373 by stefika, skippednote: Fixed Menu label overlaps with the dropdown trigger on narrow screens on RTL.

Issue #2346763 by yched, msonnabaum: Improve views field rendering performance by caching entity display objects.

Issue #2329783 by lauriii, jamesquinton | davidhernandez: Move comment classes from preprocess to templates.

Issue #2305869 by svendecabooter, ultimike | jhodgdon: Search migration - search logging (new setting).

Issue #2355977 by larowlan, dashaforbes: Fixed Code references RelationLinkManagerInterface::getRelationInternalIds but no such method.

Issue #2318341 by lauriii, ocastle, Jolidog, vollepeer, rteijeiro, Rade, mgifford: Views mini pager markup.

Issue #2135101 by Gábor Hojtsy, stefank, YesCT: Fixed Expand test coverage on configuration translation tabs.

Issue #2271419 by alexpott, larowlan: Fixed Allow field types, widgets, formatters to specify config dependencies.