Issue #2135101 by Gábor Hojtsy, stefank, YesCT: Fixed Expand test coverage on configuration translation tabs.

Issue #2271419 by alexpott, larowlan: Fixed Allow field types, widgets, formatters to specify config dependencies.

Revert "Issue #2208811 by Pol, ivanjaros, dawehner: Fixed Views with arguments stopped working on front-end."

This reverts commit c55ac968.

Issue #2340123 followup by Mile23: Setting cache tags can be tricky: use strings instead of nested arrays to improve DX.

Issue #2312385 by estoyausente, svendecabooter, ultimike, benjy, Rade, andyceo: Fixed Move schemas for migrate_drupal sources to migrate_drupal module.

Issue #2302253 by ultimike | Ryan Weal: Fixed User profile "selection" type field type does not migrate from D6 if any of the available options contain a dot.

Issue #2052751 by tim.plunkett, oriol_e9g, yched | alexpott: Fixed WidgetFactory is not used anywhere so it should be removed.

Issue #2030645 by lokeoke, Mile23, tim.plunkett, miraj9093, slv_ | plopesc: Fixed Expand Menu with methods.

Issue #2276203 by webflo, lauriii, nlisgo, kallehauge, Snipon: Fixed CSS Aggregation breaks URLs with Query String.

Issue #2208811 by Pol, ivanjaros, dawehner: Fixed Views with arguments stopped working on front-end.

Issue #2357925 by zaporylie | R. Volk: Fixed Duplicate view copies the old view name and ignores the new one.

Issue #2315849 by Devin Carlson | Gábor Hojtsy: Update status does not have tests with (semantic) Drupal 8 versions.

Issue #2307859 by rpayanm, dankh, shumer: Move theme-render hooks from system.api.php to theme.api.php

Issue #2363025 by Wim Leers, dawehner, larowlan: Push usage of drupal_set_page_content() higher: out of blocks and page display variants.

Issue #2364337 by penyaskito: Fixed $typedConfigManager dinamically defined in FieldConfigEntityUnitTest.

Issue #2039709 by dawehner, swentel, MantasK | jurcello: Fixed Forward slash in filter aliases in url alias overview doesn't work.

Issue #2359879 by penyaskito, Gábor Hojtsy: Fixed Session negotiation settings cannot actually be changed on the UI.

Issue #2221577 by andypost, alexpott, yched: Fix assumption that field settings is not a nested array.

Issue #2363139 by Wim Leers, dawehner, larowlan: _content controllers may only return render arrays, not strings.