Issue #3441394 by quietone, smustgrave, pradhumanjain2311, catch: Remove deprecated code in utilities

Issue #3420981 by kim.pepper, quietone, mstrelan, Berdir, alexpott: Convert FieldType plugin discovery to attributes

Issue #3442713 by smustgrave, catch, Binoli Lalani, longwave: Remove deprecated code from the entity system

Issue #3443037 by alexpott, catch, kristiaanvandeneynde, Taran2L, longwave: Super user access policy and the installer

This reverts commit a879c616.

Issue #3414398 by catch, Berdir: AssetResolver::getJsAssets() and AssetResolver::getCssAssets()  can repeatedly try to calculate the same set of assets

Issue #3416700 by catch, penyaskito, lamp5: Handle invalid compressed ajax_page_state more gracefully

Issue #3432868 by smustgrave, obsidian_, longwave, quietone, mstrelan, catch: Remove deprecated code from user module

Issue #144538 by acbramley, tuutti, Damien Tournoud, alexpott, solideogloria, Xano, TwoD, damiankloip, smustgrave, pameeela, deviantintegral, L_VanDamme, daften, karishmaamin, g.oechsler, larowlan, klausi, sun, Fabianx, andypost, dawehner, kwinters, greggles, Wim Leers, grendzy, pwolanin, alexanderpas, drumm, Chi: User logout is vulnerable to CSRF

Issue #3437839 by catch, Luke.Leber, thejimbirch: Only send libraries with aggregate URLs that have the aggregate type included

Issue #1561214 by mfb, sun, fietserwin, drzraf, sdrycroft, nicxvan: Bootstrap sets C locale, but does not set UTF-8 character encoding

Issue #3343153 by samit.310@gmail.com, andypost, smustgrave, alexpott: Remove deprecated code from \Drupal\Core\Url

Issue #3425294 by thhomas, longwave, saurabh rawat, quietone, mstrelan: Remove deprecations for UrlGenerator methods

Issue #3208390 by amateescu, s_leu, Fabianx, tim.plunkett, xjm, smustgrave, alexpott, catch, joachim, EclipseGc: Add an API for allowing modules to mark their forms as workspace-safe

Issue #3419186 by Ruturaj Chaubey, phthlaap, balintpekker, smustgrave: Add a hook_ENTITY_TYPE_form_mode_alter()

Issue #3437325 by narendraR, phenaproxima, alexpott, Wim Leers: Add validation constraints to system.date

Issue #3440170 by mxr576, quietone, smustgrave, longwave, larowlan: Forked DocParser incorrectly parses ::class notations

Issue #3439824 by quietone: Remove deprecated code from assertion, eventdispatcher and plugin components

Issue #3158130 by longwave, Berdir, voleger, mayurjadhav, ranjith_kumar_k_u, _pratik_, smustgrave, acbramley: Many calls to ContextRepository::getAvailableContexts() due to entity upcasting

Issue #3440878 by adwivedi008, mondrake: Fix return typehinting for LangcodeRequiredIfTranslatableValuesConstraintValidator::validate()

Issue #3427174 by longwave, quietone, dineshkumarbollu, mondrake, alexpott: Throw exception when calling NestedArray::setValue() when parents reference a non-array value instead of causing a PHP error

Issue #3324560 by alexpott, mstrelan, dimitriskr, xjm, longwave, catch: Replace strpos/substr with str_starts_with() / str_contains() / str_ends_with()

Issue #3437566 by mondrake, longwave, catch, smustgrave, alexpott: Refactor trigger_error in TypedConfigManager