Issue #2822470 by Kazanir, Yogesh Pawar, markcarver, joelpittet, dawehner, xjm, larowlan: Unified cache key & template class handling for Twig templates
Issue #2765609 by c31ck, gnuget, hgoto, Yogesh Pawar, weboide, alexpott: #plain_text doesn't render empty-like values (e.g. 0 and "0")
Issue #2962961 by vegantriathlete, msankhala, alexpott: Fix typos in core.api.php and correct incorrect @see
Issue #2972445 by sudheeshps, sjhuda, andrewmacpherson, alexpott: Docblock for dropbutton theme function is incorrect
Issue #2966137 by vaplas, tim.plunkett: Circular entity references cause infinite loop in EntityReferenceItem::generateSampleValue()
Issue #2860259 by claudiu.cristea, larowlan: Move the comment hostname default value to a default value callback
Issue #2910807 by nginex, dawehner: Convert \Drupal\Tests\taxonomy\Functional\Views\TaxonomyDefaultArgumentTest to a kernel test
Issue #2854543 by Wim Leers, polynya, dawehner, mpdonadio, gabesullice, larowlan, klausi: NegotiationMiddleware calls $request->setRequestFormat('html') when there is no _format request parameter, but shouldn't
Issue #2854543 by Wim Leers, polynya, dawehner, mpdonadio, gabesullice, larowlan, klausi: NegotiationMiddleware calls $request->setRequestFormat('html') when there is no _format request parameter, but shouldn't
Issue #2961691 by alexpott, Berdir, timmillwood, idebr: Change SYMFONY_DEPRECATIONS_HELPER back to strict
Issue #1507896 by b0unty, tuutti, Jeff Burnz, LewisNyman, tameeshb, realityloop, cbanman, umarzaffer, manumilou, mgifford, mducharme, oakulm, lauriii, alexpott, joelpittet, MaskyS, markcarver, xjm: Allow theme developers to add the default logo filename to the theme's .info.yml
Issue #2937888 by dhruveshdtripathi, idebr, RoSk0, mohit1604, mfernea, borisson_: Fix 'Drupal.Commenting.DocComment.LongNotCapital' coding standard
Issue #2572613 by Malevi4, idebr, pfrenssen, Mile23, RajeevK: Fix 'Drupal.Array.Array.CommaLastItem' coding standard
Issue #2901730 by mfernea, ankitjain28may, idebr: Fix 'Squiz.WhiteSpace.FunctionSpacing' coding standard
Issue #2832083 by rbayliss, pounard, alexpott, dawehner: ThemeRegistryLoader::findTemplate() breaks Twig_Loader_Filesystem signature
Issue #2528284 by cilefen, dawehner, Cottser, David_Rothstein: Document that alternate Drupal 8 theme engines must implement auto-escape or they are not secure
Issue #2930407 by tstoeckler, lauriii, alexpott: Allow specifying summary attributes for details elements
Issue #2828143 by alexpott, klausi, xjm: Stop tests like LocaleConfigTranslationImportTest from failing if l.d.o becomes unavailable
Issue #2923496 by mark_fullmer, dpfitzsi, krina.addweb: [Link module] Validation for title but no link, when title optional
Issue #2912169 by alexpott, tobiberlin, Berdir, dawehner, grahamC: Inject the argument resolver into HttpKernel::__construct
Issue #1848940 by milanpavic, dawehner, nod_, helenasue, DuaelFr, Lendude, AjitS, sdstyles, runeasgar, tim.plunkett: When enabling or disabling a View, don't move the cursor to the top of the page
Issue #2968541 by vokidas, borisson_: ActiveLinkResponseFilter fails to set active link with query in non-alphabetical order
Issue #2849669 by alexpott, pwolanin, Munavijayalakshmi, dawehner: Fix \Drupal\Component\Utility\Unicode() because of the Symfony mbstring polyfill
Issue #2958744 by msankhala, joachim: hook_entity_field_access() should explain when $items is not given
Issue #2918535 by stella, Eli-T, webchick, smaz, ckrina, markconroy, kjay: Add initiative coordinator(s) for Out-of-the-Box
Issue #2969757 by marcel66, amateescu, alexpott: Fix "The Drupal\migrate\Plugin\migrate\process\Iterator is deprecated in Drupal 8.4.x and will be removed before Drupal 9.0.0. Instead, use Drupal\migrate\Plugin\migrate\process\SubProcess"
Issue #2469799 by Adita, Xano, Girish-jerk: improve documentation and type hinting of FormValidatorInterface and FormValidator
Issue #2950127 by owenbush, Yogesh Pawar, msankhala, Wim Leers, vaplas: Add helpful reason for 'update' and 'delete' access not being allowed to FileAccessControlHandler
Issue #2940830 by Sam152, catch, amateescu, timmillwood: Provide explicit test coverage for isDefaultRevisionPublished and its usage within ModerationStateFieldItemList