Issue #2905748 by vaplas: MediaAccessControlHandler does not provide a helpful reason for when access is denied for the view operation

Issue #2901574 by Wim Leers: Requests to log in (cookie auth) via /user/login?_format=json result in 403 without helpful message

Issue #2904798 by dawehner, ahebrank: 8.3.7 Views SA patch should use ajaxEnabled() and not check option 'use_ajax' directly

Issue #2905641 by klabowterman: Wrong unit given in documentation for parameter delay in LockBackendInterface::wait

Issue #2572631 by ZeiP, Mile23, mfernea, pk188, dimaro, kporras07, attiks, klausi, dawehner: Fix 'Drupal.Classes.InterfaceName' coding standard

Issue #2756519 by ZeiP, timmillwood, xjm, mradcliffe, dawehner, joelpittet, Antti J. Salminen: Convert assertIdentical() to assertSame() for some uses in kernel tests that already have assertSame()'s parameter order

Issue #2720233 by dawehner, Wim Leers, catch: Use arguments resolver in RequestHandler to have consistent parameter ordering

Issue #2901998 by vaplas, damiankloip, kim.pepper: File size of 0 is not set when file entities are saved

Issue #2842222 by maxocub, heddn, vasi, Jo Fitzgerald, masipila, jeffwpetersen, catch, phenaproxima, markabur, quietone, mikeryan: D7 Plain text fields incorrectly migrated to D8 as Text (formatted)

Issue #2903908 by mfernea, martin107: Fix 'Drupal.Commenting.FunctionComment.ParamCommentIndentation' coding standard

Issue #2887099 by naveenvalecha, Lendude, Manuel Garcia: Menu: convert system functional tests to PHPUnit

Issue #2614504 by blackra, jibran, mohit_aghera, Yogesh Pawar, larowlan, lokapujya, Munavijayalakshmi, thpoul, andypost, xjm: Values of 'name' & 'email' fields should be NULL when comment has author (uid > 0)

Issue #2887860 by drumm, Cottser: Allow attributes to be passed to admin blocks (admin_block theme hook)

Issue #2711855 by Meenakshi Gupta, toomanypets, derheap: Add binary font file types  to .gitattributes

Issue #2722609 by anoopjohn, mfernea, Jo Fitzgerald, chishah92, druprad, martin107, Mile23: Fix Drupal.Commenting.FunctionComment.ParamNameNoMatch

Issue #2322421 by amateescu, alex.ksis, caspervoogt: Recoverable fatal error: Object of class Drupal\Core\Field\FieldItemList

Issue #2809471 by vaplas, michielnugter, dawehner, Lendude: Convert AJAX part of \Drupal\config\Tests\ConfigEntityTest::testCRUDUI to JavascriptTestBase

Issue #2687773 by mikeker, sukanya.ramakrishnan, dawehner, amateescu, mroycroft, Lukas von Blarer, Lendude: Using checkboxes with an is

Issue #2734345 by danmuzyka, hchonov, Jo Fitzgerald, GoZ, kristiaanvandeneynde, Berdir, alexpott: Comments: entity_id base field not overridden correctly in comment bundle field definitions for comment bundles attached to different entity target_type

Revert "Issue #2824851 by Wim Leers, arshadcn, amateescu, tedbow, timmillwood, Berdir, tstoeckler: EntityResource::patch() makes an incorrect assumption about entity keys, hence results in incorrect behavior"

This reverts commit 3b3daa35.

Issue #2278383 by dawehner, Xano, kim.pepper, twistor, jibran, Jo Fitzgerald, joelpittet, pritish.kumar, Fabianx, Crell, larowlan, alexpott, catch, Wim Leers: Create an injectible service for drupal_set_message()

Issue #2905818 by Wim Leers, Lendude: Make sure \Drupal\Tests\BrowserTestBase::checkForMetaRefresh is case insensitive