Issue #2196815 by kirby14: Convert all calls & docs references to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in color module.
Issue #2196811 by JiriK: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in book module.
Issue #2196805 by divesh.kumar: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in ban module.
Issue #2196801 by divesh.kumar: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in aggregator module.
Issue #2196797 by divesh.kumar: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in action module.
Issue #2196807 by longwave, divesh.kumar: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in block module.
Issue #2089461 by thedavidmeister, deneo, Alan D., longwave, dsdeiz, stpaultim: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in core/lib.
Issue #2055371 by ianthomas_uk, Xano, InternetDevels, alexpott: Replace all module_invoke_all() deprecated function calls in OO code.
Issue #2192419 by sun, mgifford: Use a WCAG-compliant fieldset (fieldgroup) for #type radios/checkboxes.
Issue #1981858 by Berdir, tim.plunkett, longwave, Les Lim: Rename hook_entity_info/alter() to hook_entity_type_build/alter().
Issue #2095303 by swentel, plopesc, Berdir, claudiu.cristea, yched: Rename 'field_entity' to 'field_config' and 'field_instance' to 'field_instance_config'.
Issue #2119905 followup by damiankloip: Provide @ConfigEntityType and @ContentEntityType to have better defaults.
Issue #2170471 by Xano, EclipseGc: ContextAwarePluginBase compromised after commit of Core PluginBase.
Issue #2119905 by damiankloip, tim.plunkett, Berdir: Provide @ConfigEntityType and @ContentEntityType to have better defaults.
Issue #2179083 by Wim Leers, vijaycs85: Rendered menus (e.g. menu blocks) should set cache tags to inform the page cache.
Issue #2191285 by sun, andypost, jibran, Berdir, alexpott: Text module is not required, but is marked as required.
Issue #2002158 by klausi, andypost, effulgentsia, vlad.dancer: Convert form validation of comments to entity validation.
Issue #2173655 by Cottser, xjm, jessebeach, alexpott, rlmumford: Refactor theme() to _theme(); make it a private API to discourage module developers from circumventing the renderable build system.
Issue #2194111 by sun: Error handler throws exception when service container is not (fully) available yet.
Issue #2028025 by David Hernández, Berdir, larowlan, ceng, YesCT, a_thakur: Expand CommentInterface to provide methods.
Issue #2181593 by klausi, chakrapani, andypost: Convert entity bundle base fields to entity reference.
Issue #2191651 by Berdir: Rename Drupal\Core\Entity\Query\QueryInterface::getEntityType() to getEntityTypeId().
Issue #2093161 by rbayliss, haithem_pro, sandipmkhairnar, InternetDevels, longwave, idflood, Sumeet.Pareek, sidharthap, xeniak, ianthomas_uk: Remove all calls to drupal_json_encode() in favour of \Drupal\Component\Utility\Json::encode().
Issue #2045921 by juanolalla, Xano, Sutharsan, InternetDevels, ianthomas_uk: Replace all module_invoke() deprecated function calls.
Issue #1379070 by ocsilalala, rkjha, swentel, kid_icarus, Gisle: Field with multiple select list does not allow -None- to be a default value.
Issue #2141929 by andypost, clemens.tolboom, mgifford: Comment link or form is added to print view mode.
Issue #2194703 by Stuart Miller: Drupal\node\Tests\Views\FrontPageTest doesn't show in test interface.