Issue #2109065 by ianthomas_uk, jhodgdon: Fixed Remove variable_get() and variable_set() calls from API documentation.
Issue #1872206 by jessebeach, quicksketch, Wim Leers, mgifford: Fixed Improve CKEditor toolbar configuration accessibility.
Issue #2097691 by plopesc, amateescu: Move FIELD_CARDINALITY_UNLIMITED constant to FieldDefinitionInterface.
Issue #2115829 by Xano: Fixed ConfigurableEntityReferenceItem::instanceSettingsFormValidate() does not typehint its arguments.
Issue #1987806 by kim.pepper, disasm, vijaycs85, tim.plunkett: Convert search_view() to a new style controller.
Issue #2117831 by corbacho: Update .editorconfig file.
Issue #2121839 by brantwynn: Fixed Typo:  'Creation' not 'creaation' in custom_block().module docblock.
Issue #2095489 by tayzlor, beejeebus: Separate out module install config code from import code.
Issue #2115063 by marcingy: Remove drupal_add_feed().
Issue #2120117 by Wim Leers, nod_: Fixed drupalSettings.user.uid added to page even if there is no other JS; drupal.node-new-comments-link lib added for anon users.
Issue #2114069 by dawehner, Gábor Hojtsy, ursula: Fixed Routing / tabs / actions lack way to attach context to UI strings.
Issue #2101427 by evilehk: Fixed Browser validation error with chrome on hidden required fields.
Issue #2117265 by olli: Fixed Row format ajax broken when Drupal is installed in a subdirectory.
Issue #2120457 by Wim Leers: Add test to guarantee that the Standard profile does not load any JavaScript for anonymous users on critical pages.
Issue #2121953 by TR: Fixed Use existing $config variable instead of Drupal::config().
Issue #1912992 by swentel, beretta627, amateescu, mitron: Fixed Language Field gets 'Stuck' after Title.
Issue #2098089 by penyaskito, Schnitzel, tim.plunkett, YesCT, EllaTheHarpy, Gábor Hojtsy: Fixed Date formats cannot be translated (the core UIs are useless).
Issue #2114069 follow-up by andypost: Remove unused code.
Issue #2120847 by tim.plunkett: Add test coverage for FormBuilder::sendResponse().
Issue #2014015 by kgoel, dmitrii, Berdir: Replace drupal_container() with Drupal::service() in the simpletest module.