Issue #2111263 by mondrake: Toolkit setup form displays settings for multiple toolkits.
Issue #1898444 by jenlampton, Cottser, lbainbridge, duellj, joelpittet, scor: Rdf.module - Convert theme_ functions to Twig.
Issue #2162013 by alexpott, Berdir, sun, pwolanin: Critical performance regression due to config schema + TypedData lookups in installer.
Issue #2157153 by yched, Berdir: Remove field_attach_preprocess().
Issue #1979468 by Wim Leers, pwolanin, nod_, thedavidmeister, larowlan: .active from linkGenerator(), l() and theme_links() forces an upper limit of per-page caching for all content containing links.
Revert "Issue #1226044 by pgrond, martin107, roborn, rbayliss: The password_confirm element should not be aware of the user_form_process_password_confirm process."

This reverts commit dc2e4720df835a8d09e10eb22cb5b96747740c20.
Issue #2167169 by pwolanin, tim.plunkett: Clean up Drupal\edit\EditController: remove ContainerAware and inject form_builder.
Issue #2162407 by jibran: Split up toolbar.js.
Issue #2167611 by nod_: Back to site button broken.
Issue #2167517 by mtift, ianthomas_uk: System_custom_theme calls removed function drupal_container.
Issue #2138665 by dawehner: Allow to specific route parameters to be defined via the views UI.
Issue #2163349 by dawehner: Cleanup a bunch of page callback related code in views.
Issue #2030643 by tarekdj, InternetDevels: Expand ImageStyle with methods.
Issue #1027936 by webflo, nicholasThompson: Comment Preprocess sets a links class as a string, should be an array.
Issue #1928440 by ar-jan: Rename incorrectly named MailInterface implementations.
Issue #2151223 by damiankloip: Add a method to SortArray to sort by weight and title.
Issue #2021933 by Crell, lz1irq: Catch exceptions from queue workers.
Issue #2160593 by Wim Leers, vijaycs85: Remove drupal_add_js() from menu.module/remove inline JavaScript from menu.module.
Issue #2105991 by nonsie, danilenko_dn, vijaycs85: Make sure all YML files in Statistics module has no type-casting to string.
Issue #2105915 by vijaycs85, foxtrotcharlie: Make sure all YML files in Block module has no type-casting to string.