Issue #1770902 by sun, InternetDevels, mbrett5062, tim.plunkett: Theme of parent site executing test leaks into all tests.
Issue #2011128 by jsbalsera, aboros, Devin Carlson, mr.baileys, pplantinga: Theme_disable() can disable the wrong theme.
Issue #2227363 by sun: System.theme.disabled config schema defines wrong data type.
Issue #2070323 by tompagabor, LewisNyman, miro_dietiker, Bojhan: Apply seven style guide to dblog.
Revert "Issue #2113911 by LewisNyman, longwave, nod_, rteijeiro: Modal style update."

Broke Bartik, still needs discussion.

This reverts commit 5a8a34e828f71859683e15df24bb8d505b2a7268.
Issue #2225629 by Xano: Move hook_field_extra_fields() to the entity API.
Issue #2124599 by olli, tedbow, swentel: ode_block_access affects access to editing blocks Removes 'operations' links for Block layout page.
Issue #2224777 by pwolanin, dawehner: Unlimited allowed length of path in menu router allows DoS attack on Drupal 8.
Issue #2216543 by eojthebrave: Fix code example and some text in Config API topic
Issue #2227259 by roderik: Fix reference to obsolete menu function in docs of MenuTree
Issue #2205295 by znerol, sun, cosmicdreams, skipyT, ParisLiakos, ianthomas_uk: Objectify session handler.
Issue #2091459 by ifrik, visabhishek, batigolix: Fix hook_help for locale.module
Issue #2228219 by michaelmol: Fix docs header for UserAutocompleteController
Issue #2225265 by eojthebrave: Add Utility group/topic for api.drupal.org
Issue #2227435 by mariancalinro, mdrummond: Remove noscript from picture element markup.
Issue #2224833 by tim.plunkett: Remove redundant ID manipulation in ConfigEntityStorage::save().
Issue #2226233 by ckrina, alexrayu, Manuel Garcia, Cottser: Redo changes from field.module to Twig conversion issue that were clobbered.
Issue #2215961 by tim.plunkett, Berdir: Entity::urlInfo() should return \Drupal\Core\Url.
Issue #2226903 by pwolanin, dawehner, tvn, martin107, jessebeach: Step 1: Move static menu links to yml files.
Issue #2149649 by Gábor Hojtsy, YesCT, Xano, herom, vijaycs85, Sweetchuck, plach: Entity rendering/theming does not use the active entity language to render links.