Issue #1925196 by tim.plunkett, joergM, robmc: Convert book's system_config_form() to SystemConfigFormBase.

Issue #1821548 by heyrocker, swentel, Dean Reilly, dawehner, alexpott, vijaycs85, jhedstrom, adamdicarlo: Add a 'diff' of some kind to the CMI UI.

Issue #1920888 by alexh58, YesCT: Fixed Add some JS to make the dependent groups always checked (and readonly) when the master group is checked translatable.

Issue #1926276 by alexpott: Fixed Two tests in Configuration group both called 'Installation functionality'.

Issue #1934700 by nick_schuch: Automated cron runs should only be enabled by default for Standard profile.

Issue #1937212 by ACF: Change node test variables 'node_test_change_view_mode()' and 'node_access_test_secret_catalan()' to the state system.

Issue #1152216 by sun, jhedstrom: Fixed (Long) text field (textarea) with 'Default' formatter does not retain newlines.

Issue #1799124 by Cottser: locale-rtl.css is out of sync with locale.admin.css, is never included due to incorrect filename.

Issue #945654 by Gábor Hojtsy, sun, VVVi, David_Rothstein: Fixed Default menus have hardcoded titles which cannot be edited.

Issue #1845402 by Crell, amateescu, dawehner, klausi, g.oechsler: Change notice: Update menu link access checks for new router.

Issue #1919212 by vijaycs85, vyasamit2007, dsnopek: Create configuration schemas for toolbar module.

Issue #1924278 by marcingy, chx, dawehner: Fixed Fatal error: Class 'Drupal\Core\Database\DatabaseNotFoundException' not found.

Issue #1806334 by dawehner, xjm, tim.plunkett, rootatwc: Convert the node listing at /node to Views.

Issue #1937484 by Wim Leers, quicksketch: Update CKEditor library to 4.1 RC and remove CKEditor default style configuration.

Issue #1875086 by Crell, plach, effulgentsia, sun, msonnabaum, Rob Loach, quicksketch, David_Rothstein: Change notice: Improve DX of drupal_container()->get().