Issue #2141929 by andypost, clemens.tolboom, mgifford: Comment link or form is added to print view mode.
Issue #1379070 by ocsilalala, rkjha, swentel, kid_icarus, Gisle: Field with multiple select list does not allow -None- to be a default value.
Issue #2045921 by juanolalla, Xano, Sutharsan, InternetDevels, ianthomas_uk: Replace all module_invoke() deprecated function calls.
Issue #2193577 by benjy: Rename Block Layout to Block layout for consistency.
Issue #2184231 followup by dawehner: Use ConfigFactoryInterface to type hint ConfigFactory.
Issue #2174933 by dawehner: Not possible to use same route_name in local_actions.yml.
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 #2191651 by Berdir: Rename Drupal\Core\Entity\Query\QueryInterface::getEntityType() to getEntityTypeId().
Issue #2195779 by ParisLiakos: Remove aggregator_load_feed_items().
Issue #2181593 by klausi, chakrapani, andypost: Convert entity bundle base fields to entity reference.
Issue #2028025 by David Hernández, Berdir, larowlan, ceng, YesCT, a_thakur: Expand CommentInterface to provide methods.
Issue #2158339 by jhodgdon, bzrudi71: Search results page broken on PostgreSQL.
Issue #2194111 by sun: Error handler throws exception when service container is not (fully) available yet.
Issue #2195745 by sun: Replace _filter_htmlcorrector() with a utility class in core.
Issue #2197359 by xjm, alexpott: Random failure in Drupal\system\Tests\Common\RenderTest.
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 #2002158 by klausi, andypost, effulgentsia, vlad.dancer: Convert form validation of comments to entity validation.
Issue #2191285 by sun, andypost, jibran, Berdir, alexpott: Text module is not required, but is marked as required.
Issue #2179083 by Wim Leers, vijaycs85: Rendered menus (e.g. menu blocks) should set cache tags to inform the page cache.
Issue #2119905 by damiankloip, tim.plunkett, Berdir: Provide @ConfigEntityType and @ContentEntityType to have better defaults.