Issue #2483781 by borisson_, rbayliss, cilefen, mitalimehta, joshi.rohit100: Move cache contexts classes from \Drupal\Core\Cache to \Drupal\Core\Cache\Context

Issue #2484619 by borisson_, Wim Leers, lauriii, larowlan, dawehner: Forum responses don't set cache tags

Issue #2501639 by crowdcg, Cottser, cwells, YesCT, Gábor Hojtsy: Remove SafeMarkup::set in drupal_check_module()

Issue #2495179 by dawehner, Gábor Hojtsy, lauriii, Fabianx, chx, effulgentsia: Twig placeholder filter should not map to raw filter

Issue #2504417 followup by dawehner, daffie: Fix Drupal\Tests\migrate\Unit\MigrateSqlIdMapTest::testGetQualifiedMapTablePrefix()

Issue #2501441 by mlncn, joelpittet, cilefen: Document SafeMarkup::set in AllowedTagsXssTrait::fieldFilterXss

Issue #2452577 by JeroenT, AjitS, tadityar, arpitr, dpopdan, Mile23, andypost: Remove Usage of deprecated function taxonomy_*

Issue #2505701 by pwolanin, YesCT, akalata: Document SafeMarkup::set and Use htmlspecialchars() directly in Attribute() so we don't bloat the list of safe strings

Issue #2501827 by cwells, kgoel, jcloys, YesCT, crowdcg, Bojhan: Remove SafeMarkup::set() in file_save_upload() and allow render/template code to control a single-item list

Issue #2501705 by tetranz, pwolanin, Cottser, joelpittet, akalata: Remove SafeMarkup::set() in LinkGenerator and document SafeMarkup::set() in LinkGeneratorTest

Issue #2263569 by tim.plunkett, effulgentsia, Fabianx, dawehner, Wim Leers, larowlan: Bypass form caching by default for forms using #ajax.

Issue #2451395 by dawehner, catch, fgm, David_Rothstein: drupal_get_schema()/drupal_get_complete_schema() no longer work as expected; remove them

Issue #2501947 by kgoel, leslieg, crowdcg, dawehner: Remove SafeMarkup::set in ViewUI::renderPreview()

Issue #2501933 by leslieg, ashutoshsngh, YesCT, joelpittet, Cottser, dawehner: Remove dead code in ViewUI::getDefaultAJAXMessage()

Issue #2505469 by pwolanin, joelpittet: Remove drupal_render() calls from template_preprocess_table()

Issue #2408463 by thomasfava, MathieuSpil, Manjit.Singh, Vidushi Mehta, LewisNyman: Rewrite entity-meta component inline with our CSS standards

Issue #2408525 by MathieuSpil, cosmicdreams, Manjit.Singh, njbarrett, kamalpreetkaur, LewisNyman, axe312, dawehner: Rewrite Views UI CSS inline with our CSS standards - Part 1

Issue #2484611 by jhedstrom, fgm, Berdir, borisson_, Wim Leers: Tracker responses don't set cache tags & contexts

Issue #1493324 by tim.plunkett, dmsmidt, mgifford, bleen18, davidhernandez, crasx, mparker17, stefan.r, YesCT, joelpittet, tstoeckler, larowlan, vijaycs85, swentel, rpayanm, Bojhan, LewisNyman, emma.maria, BarisW, njbarrett, rteijeiro, nod_, sun, joshtaylor, mrjmd, webchick, marcvangend, kattekrab, SKAUGHT, bowersox, andrewmacpherson, Manjit.Singh, RavindraSingh, Wim Leers, BLadwin, aspilicious, mortendk, mausolos, jessebeach, Gábor Hojtsy, anandps, falcon03, franz, andypost, rooby, rootwork, Cottser, Xano: Inline form errors for accessibility and UX

Issue #2472621 by hchonov, plach: Translatable entity 'created' and 'uid' fields not initialized properly during content translation 'Add'

Issue #2502095 by joelpittet, cwells: Remove SafeMarkup::set in template_preprocess_views_ui_view_info()

Issue #2501819 by leslieg, edysmp, Cottser, joelpittet: Remove SafeMarkup::set in search_embedded_form_preprocess_search_result()

Issue #2107249 by Jelle_S, tstoeckler, amateescu, Xano, jibran, yched: Don't assume that content entities have numeric IDs in EntityReferenceItem