Issue #3371753 by tstoeckler, smustgrave, lauriii: Fall back to 'edit-form' as default $rel in EntityBase::toUrl()

Issue #2712603 by Chi, quietone, martin_klima, radimklaska: Counts for singulars in DateFormatter::formatInterval() are hardcoded to 1

Issue #2706241 by mglaman, Spokje, Chi, DamienMcKenna, JeroenT, ankithashetty, lslinnet, george.karaivanov, Rade, rteijeiro, nplowman, Wim Leers: AccessAwareRouter does not respect HTTP method

Issue #2157945 by mondrake, andypost, kim.pepper, Bhanu951, alexpott, martin107, plach, ankithashetty, dawehner, karishmaamin, voleger, jhedstrom, jofitz, kostyashupenko, shashikant_chauhan, longwave, zeeshan_khan, claudiu.cristea, mstrelan, Berdir: Deprecate format_size() and use Drupal\Core\StringTranslation\ByteSizeMarkup instead

Issue #315302 by mstrelan, tacituseu, PaulMagrath, coltrane, yched, DamienMcKenna, quietone: Node Access Rebuild never finishes (infinite loop)

Issue #3379293 by benjifisher, lauriii, pooja saraah, smustgrave, poker10: Make it easier to add a child menu item

Issue #3377604 by Amber Himes Matz, andypost, smustgrave: Remove leftover mentions of help_topics namespace in help module

This reverts commit 70b607c3.

Issue #3273888 by ravi.shankar, drunken monkey, AdamPS, joachim: The language_select field widget is part of Core, but its config schema is in a module

Issue #463106 by ao5357, star-szr, kika, Xano, Abhijith S, ericrubino, benjifisher, webchick, rkoller, lukasfischer, AaronMcHale, Emma Horrell: Improve search settings help text

Issue #3273888 by ravi.shankar, drunken monkey, AdamPS, joachim: The "language_select" field widget is part of Core, but its config schema is in a module

Issue #3323850 by heddn, karishmaamin, catch, Luke.Leber, smustgrave, pmeenan: Set theme logo fetchpriority to high

Issue #3386707 by alexpott, mondrake, longwave: DiffOpOutputBuilder does not correctly match the 10.0.x implementation and produces unexpected output (part 2)

Issue #3386937 by Spokje, smustgrave: Remove error suppressions and workarounds for https://bugs.php.net/bug.php?id=50688

Issue #3327118 by Defcon0, acbramley, iSampo, poker10, Nitin shrivastava, catch, fgm, longwave: Chunk multiple cache sets into groups of 100 to avoid OOM/max_allowed_packet issues

Issue #3386076 by fjgarlin, catch, longwave, larowlan, mstrelan, el7cosmos, RoSk0, xurizaemon, poker10, alexpott, bbrala, nick_schuch: GitLab CI integration for core

Issue #3050578 by elber, quietone, nitin_lama, fengtan, smustgrave, catch, karolinam: Remove unused function getSchemaUpdates()

Issue #3375494 by Yujiman85, joachim, smustgrave: incorrect sample code in docs for hook_library_info_build

Issue #3187314 by Pooja Ganjage, nlisgo, mondrake, longwave: Move BrowserTestBaseTest tests checking WebAssert methods to WebAssertTest

Issue #3377356 by mondrake, catch, longwave: Make DebugClassLoader ignored deprecations more accurate

Issue #3173103 by TolstoyDotCom, aludescher, smustgrave, J., jonathan1055, TR: False positives when identifying what is a placeholder, for deprecation error

Issue #3380624 by danflanagan8, lauriii, ioannis.cherouvim: Toolbar username lazy builder only XSS filters but doesn't escape user display name - stored remote request

Issue #3335653 by mherchel, Spokje: commit-code-check.sh doesn't allow optional chaining in JavaScript

Issue #3386602 by alexpott: Remove incorrect spellings from the dictionary that are no longer in the codebase