Issue #2357937 by Wim Leers: Remove {{ feed_icons }} from page template (page.html.twig).
Issue #2294571 by znerol, effulgentsia: Redirect anonymous users to login page from an exception listener instead of in MaintenanceModeSubscriber and restrict access to the my-account link to authenticated users.
Issue #2361681 by Wim Leers: drupal_render(): invert second argument ($is_recursive_call -> $is_root_call) => more strict, better DX/TX.
Issue #2183075 by valderama, dinarcon, er.pushpinderrana, amitgoyal, umar-ahmad: Tidy up css.gzip and js.gzip configuration.
Issue #2343715 by herom: Fixed RTL issues in shortcut module.
Revert "git commit -m Issue"

This reverts commit 0faa5ce3c3207e7580ee3741b213ee43d2adbc5d.
Issue #2239003 by Wim Leers, dawehner | effulgentsia: Remove the '_http_statuscode' request attribute.
Issue #2361843 by rpayanm: Remove usage of drupal_substr().
Issue #2360069 by herom: Fixed Add missing RTL rules to Seven tabs.css.
Issue #2350583 by oenie, mitrpaka: Replace extend of deprecated DrupalUnitTestBase with KernelTestBase in Filter.
Issue #2361757 by rpayanm: Remove usage of mime_header_encode().
Issue #2361711 by rpayanm: Remove usage of drupal_convert_to_utf8().
Issue #1948418 by webflo, martin107, galooph, cilefen, gaurav.goyal, amitgoyal, dawehner, dstol: Fixed Address SA-CONTRIB-2013-035 for views in D8.
Issue #2351589 by ultimike, penyaskito: Fixed Exception when a source has no destId.
Issue #2324371 by lauriii, aneek, chx, joelpittet, webflo, Fabianx, rteijeiro: Fix common HTML escaped render #key values due to Twig autoescape.
Issue #2353699 by jarsenx | ultimike: D6->D8 Migration missing variable: default_nodes_main.
Issue #2353667 by micnap | ultimike: D6->D8 Migration missing variable: forum_nav_vocabulary.
Issue #2363589 by wizonesolutions: Fixed Wrong Contains specification in \Drupal\contact\MessageInterface.
Issue #2362517 by Wim Leers: Improve default 403/404 exception HTML subscriber: don't duplicate the page render pipeline, use the routing system — add system.403 and system.404 routes.
Issue #2349615 by mortendk | davidhernandez: Copy aggregator templates to Classy.