Issue #2045931 by Sam152, joelpittet, LinL, Sutharsan, adsw12: Replace all module_exists() deprecated function calls.

Issue #2171683 by sun, alexpott, tstoeckler, larowlan: Remove all Simpletest overrides and rely on native multi-site functionality instead.

Issue #2090509 by yched, swentel, Wim Leers: Optimize entity_get_render_display() for the case of 'multiple entity view'.

Revert "Issue #2171683 by sun, tstoeckler, larowlan: Remove all Simpletest overrides and rely on native multi-site functionality instead."

This reverts commit 91db25eb. Broke web
tests.

Issue #2171683 by sun, tstoeckler, larowlan: Remove all Simpletest overrides and rely on native multi-site functionality instead.

Issue #2165155 by Berdir, tim.plunkett: Change $entity_type to $entity_type_id and $entity_info to $entity_type/$entity_types.

Issue #2181655 by malionek: Extra semicolon & wrong spacing between dot and concatenated parts in common.inc.

Issue #2165835 by yched, tstoeckler: Rename EntityDisplay to EntityViewDisplay in accordance with its interface.

Issue #2157053 by alexpott, twistor, dawehner, sun: Ensure register_shutdown_function() works with php-fpm (blocks testbot php-fpm).

Issue #1939064 by joelpittet, pwieck, farrington, mark.labrecque, Cottser, InternetDevels, mdrummond, drupalninja99, BarisW, jenlampton: Convert theme_links() to Twig.

Issue #2152207 by steveoliver, joelpittet, gnuget, idflood, hussainweb, shanethehat, jenlampton, kpa, AnythonyR, EVIIILJ, kgoel, Cottser, dsdeiz, hanpersand: Convert theme_details() to Twig

Issue #1939062 by steveoliver, mdrummond, jenlampton, hussainweb, Cottser, joelpittet, jerdavis, ekl1773, dale42, drupalninja99, gabesullice, c4rl: Convert theme_item_list() to Twig.

Issue #2177655 by chakrapani, InternetDevels, martin107 | jessebeach: Replace theme() with drupal_render() in install.core.inc.

Issue #2176105 followup by sun: Installer catches exceptions and manually re-prints them; does not use error/exception handler.

Issue #2177653 by jessebeach, joelpittet, InternetDevels: Replace theme() with drupal_render() in form.inc.

Issue #2185831 by tim.plunkett: Split up ParamConverterManager and stop throwing NotFoundHttpException.

Issue #2152229 by steveoliver, rteijeiro, joelpittet, JeroenT, InternetDevels, michamilz, burgerboydaddy, hussainweb, shanethehat, jenlampton, kpa, AnythonyR, EVIIILJ, kgoel, Cottser, dsdeiz, hanpersand: Convert theme_textarea() to Twig

Issue #2152213 by steveoliver, joelpittet, hussainweb, shanethehat, jenlampton, kpa, AnythonyR, EVIIILJ, kgoel, Cottser, dsdeiz, hanpersand: Convert theme_form_element() to Twig

Issue #2168011 by xjm, jessebeach, Damien Tournoud, znerol, Xano: Remove all 7.x to 8.x update hooks and disallow updates from the previous major version.

Issue #2176105 by sun: Installer catches exceptions and manually re-prints them; does not use error/exception handler.

Issue #2164827 by Berdir, Xano, tim.plunkett: Rename the entityInfo() and entityType() methods on EntityInterface and EntityStorageControllerInterface.