SA-CORE-2018-006 by alexpott, attilatilman, bkosborne, catch, bonus, Wim Leers, Sam152, Berdir, Damien Tournoud, Dave Reid, Kova101, David_Rothstein, dawehner, dsnopek, samuel.mortenson, stefan.r, tedbow, xjm, timmillwood, pwolanin, njbooher, dyates, effulgentsia, klausi, mlhess, larowlan

Issue #2990517 by tim.plunkett, alphex, xjm, phenaproxima, neclimdul: Adding a display mode to a content type using layout, and disabling layout on that new display mode removes the layout_builder__layout field and breaks layout in already configured display modes

Issue #2987340 by msankhala, Chi: Document or remove $expectedLogSeverity and $expectedLogMessage properties from KernelTestBase

Issue #2286235 by andypost, longwave, ericduran, alexpott, voleger, catch: Deprecate db_ignore_replica() and convert it to service

Issue #2624770 by 20th, Jo Fitzgerald, claudiu.cristea, Berdir, mohit1604, amateescu, Sutharsan, derheap, Saviktor, Mile23, dawehner, kristiaanvandeneynde, alexpott: Use more specific entity.manager services in core.services.yml

Issue #2985907 by pasan.gamage, acbramley, dawehner, alexpott, DYdave: Add entity type into error description

Issue #2999906 by mikelutz, heddn, phenaproxima, alexpott: Move logic from the get plugin into the Row class

Issue #2975509 by quietone, masipila, gaydabura, jhodgdon, maxocub: Migrate D6 vocabulary language settings

Issue #2855026 by phenaproxima, trobey, HaiNguyen007, alexpott, Taran2L, -enzo-, Jo Fitzgerald, tucho, DamienMcKenna, andypost, tobiasb, dawehner, larowlan: Installation profiles do not support project:module format for dependencies

Issue #2566619 by claudiu.cristea, marvin_B8, andypost, alvar0hurtad0, Mile23, joshi.rohit100, joelpittet, dawehner, catch: Deprecate drupal_http_header_attributes()

Issue #2913971 by jhedstrom, TrevorBradley, amateescu: Views regression: 8.4.x EntityField can't handle a null row value from a non-required relationship

Issue #3002741 by hardikpandya, tstoeckler, Chi: toolbar.menu_tree service does not consume all defined dependencies

Issue #3002734 by hardikpandya, Chi: Remove unused argument from maintenance_mode service definition

Issue #2566619 by claudiu.cristea, marvin_B8, andypost, alvar0hurtad0, Mile23, joshi.rohit100, dawehner, joelpittet: Deprecate drupal_http_header_attributes()

Issue #2787871 by alexpott, yogeshmpawar, Insasse, Prashant.c, catch, hass: Properly deprecate getUserName() and use getAccountName() instead

Issue #808730 by awm, Anushka-mp, dpagini, Jo Fitzgerald, catch, johnv, venugopp, kim.pepper, kscheirer, miro_dietiker, Berdir, alexpott: Show the Revisions tab/page even when only one revision exists

Issue #2821077 by Wim Leers, dawehner, tedbow, amateescu, tstoeckler, alexpott: PATCHing entities validates the entire entity, also unmodified fields, so unmodified fields can throw validation errors

Issue #3003111 by dhirendra.mishra, Chi: forum.index_storage service should not depend on forum_manager

Issue #3001846 by wengerk, Krzysztof Domański, longwave, mondrake: Refactor KernelTests/Core/Common/SizeTest

Issue #3001029 by frob, Wim Leers: Improve the documentation of the @CKEditorPlugin plugin type annotation

Issue #2919332 by andypost, kyberman, borisson_, amateescu: Fix $reset parameter inside TermStorageSchema::getEntitySchema() parent call

Issue #2919795 by tim.plunkett, tedbow, dead_arm, webchick, alexpott, xjm: Add visual hints that Layout Builder work is in tempstore and will not be lost, or take effect until saved

Issue #2875276 by huzooka, ion.macaria, cestmoi, catch: Breadcrumbs disappears when starting with front-page after cache rebuild (for anonymous user)

Issue #2980996 by maxocub, masipila, mradcliffe, Gábor Hojtsy: Migrate Drupal 7 taxonomy term entity translations data to Drupal 8