Issue #3043087 by tedbow, Sam152: Retrieving plugins with entity context definitions from cache is expensive, which is noticeable when used with Layout Builder's FieldBlockDeriver

Revert "Issue #2852463 by mikelutz, tim.plunkett, heddn, xjm, MegaChriz, joachim, phenaproxima, dawehner, benjifisher: Create a trait to implement \Drupal\Component\Plugin\ConfigurableInterface"

This reverts commit 109dfd58.

Issue #2901792 by alexpott, tedbow, dww, bnjmnm, jhodgdon, Krzysztof Domański: Disable all animations in Javascript testing

Revert "Issue #2822778 by wengerk, bighappyface, joelpittet, Lendude, lauriii, vivekguptakota, Meenakshi.g, shashikant_chauhan, GoZ, ifrik, Manuel Garcia, Neograph734: Modal popups in views is not showing properly when toolbar tray is upon modal"

This reverts commit 3257ff16.

Issue #3030363 by andrewmacpherson, Krzysztof Domański: Add test to assert ajax buttons are operable with the spacebar key

Issue #3053129 by R.shaikh, idebr: Links to twig.sensiolabs.org are redirects: replace with its destination URLs 1.x version

Issue #3052971 by alexpott, l.grube: Notice: Undefined index: #include_fallback in Drupal\Core\Render\Element\StatusMessages::generatePlaceholder()

Issue #3034599 by heddn, jian he, alexpott: PHP 7.0 got error: Undefined class constant 'SOURCE_IDS_HASH'

Issue #3001299 by seanB, joseph.olstad, damondt, amateescu: Error Loading Language Not Translated For Current Revision

Issue #3042124 by gabesullice, Wim Leers, logickal, benjy, Grimreaper: [regression] Empty response body when user is an administrator and an exception is thrown; some traces cannot be encoded because of recursion detection

Issue #3024460 by quietone, Gábor Hojtsy, masipila, heddn: Migrate D7 comment type language settings

Issue #2884052 by zviryatko, Krzysztof Domański, alexpott, drclaw, vijaycs85, Madis, charlotte.b, mcdruid, Berdir, lauriii: Uploading a managed file on a custom form that allows multiple files also triggers the remove button which results in a duplicate temporary record and results in the file being deleted

Issue #3054392 by iuana, joachim: protected methods in LocalAwareRedirectResponseTrait are missing docs

Issue #3040166 follow-up by Lendude: mkdir() fails in BrowserHtmlDebugTrait.php:141 because of a race condition

Issue #3052271 by amateescu, catch, mikelutz, alexpott, xaqrox, jimik42, plach, phenaproxima, rfmarcelino, mzvaan: media_library_update_8701() fails during update from 8.6.15 to 8.7.0

Issue #3052272 by mikelutz: Remove entityManager use in EntityKernelTestBase and all tests which extend it

Issue #2908176 by andypost, claudiu.cristea, vacho, YurkinPark, naveenvalecha, alexpott, fenstrat, Berdir, Mile23: Deprecate archiver procedural functions

Issue #3053552 by alexpott, oriol_e9g, cilefen, xjm, Skin, luke.stewart: Bump typo3/phar-stream-wrapper library version to v2.1.2 to remove fileinfo extension dependency

Issue #3053529 by tim.plunkett, Waxwing, portulaca: Cannot enable overrides for any bundle if another bundle has full view mode enabled

Issue #3049685 by claudiu.cristea, martin107: Move MigrateNodeRevisionTest & NodeMigrateDeriverTest under the Kernel tests namespace

Issue #3050172 by naveenvalecha, claudiu.cristea: Move MigrateLanguageTest under Kernel tests namespace

Issue #2923428 by undertext, Manuel Garcia, andypost, badjava, amateescu, douggreen: Wrong check for file status in _editor_record_file_usage

Issue #3052147 by Sam152, amateescu, Dropa, alexpott, larowlan, catch, xjm: comment_update_8701 fails if there are comments without field_name

Issue #3045148 by huzooka, amateescu: Followup to: workspaces toolbar tab sizing is odd on really small viewport width (below 16.5em) and RTL styles are incomplete

Issue #3045148 by huzooka, amateescu: Workspaces toolbar tab sizing is odd on really small viewport width (below 16.5em) and RTL styles are incomplete

Issue #3037668 by starshaped, Gábor Hojtsy, phenaproxima, seanB, lauriii: Improve visual coherence of the media library

Issue #2985551 by shaal, imalabya, kjay, Sam152, MaddieC, markconroy, Gábor Hojtsy, Gvert: Style and show content moderation form in Umami

Issue #3052413 by EmiliaC, catch: Forum vocabulary is overridden to required regardless of field settings

Issue #3052467 by amateescu, Rick Bergmann: System update 8702 fails with " Error: Call to a member function getKey() on null in core\modules\system\system.install"