Issue #2501711 by cwells, alexpott: Remove or document SafeMarkup::set in template_preprocess_ckeditor_settings_toolbar

Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files

Issue #2183983 by Gábor Hojtsy, vijaycs85, Berdir, Wim Leers, webflo, alexpott: Find hidden configuration schema issues

Issue #2391245 by Gábor Hojtsy, Wim Leers: Resolve remaining misc issues with configuration schema fails

Issue #2381303 by tibbsa, rpayanm, hussainweb, mglaman: Clean-up CKEditor module test members — ensure property definition and use of camelCase naming convention

Issue #2324055 by dawehner, cilefen, znerol: Split up the module manager into runtime information and extension information

Issue #697760 by sun: Replace getInfo() in tests with native phpDoc + annotations (following PHPUnit).

Issue #2016629 by larowlan, neclimdul, sun, alexpott, jibran, ParisLiakos, donquixote, effulgentsia, msonnabaum: Refactor bootstrap to better utilize the kernel.

Issue #2207777 by Wim Leers, pjonckiere, Rajesh Ashok | alexpott: Can not configure editor whilst creating a new text format.

Issue #2030605 by tim.plunkett, mr.baileys, webwarrior, Wim Leers | plopesc: Expand Editor with methods.

Issue #1872206 by jessebeach, quicksketch, Wim Leers, mgifford: Fixed Improve CKEditor toolbar configuration accessibility.

Issue #1653026 by damiankloip, alexpott, sun, tim.plunkett, dawehner, mtift: Fixed All configuration values are stored as strings.

Issue #1199946 by alexpott, fubhy, bojanz, steinmb, chx, catch: Fixed Disabled modules are broken beyond repair so the 'disable' functionality needs to be removed.

Issue #2074037 by Wim Leers, effulgentsia: Add drupalPostUrl() — drupalPost()/drupalPostAjax() are for forms only, D8 JS performs non-form HTTP requests.

Issue #1847002 by tim.plunkett, effulgentsia, msonnabaum: Move entity type classes from Drupal$provider\Plugin\Core\Entity to Drupal$provider\Entity.

Issue #2003430 by Wim Leers, ebeyrent, DmitryDrozdik, pwieck: Convert CKEditor tests to use ->container instead of drupal_container().

Issue #1879120 by quicksketch, Wim Leers, larowlan, frega: Use Drupal-specific image and link plugins — use core dialogs rather than CKEditor dialogs, containing alterable Drupal forms.

Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller.

Revert "Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller."

This reverts commit af5478b8.

Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller.

Issue #1950634 by Wim Leers: Fatal error when creating a new text format with a text editor while JS is disabled.

Issue #1890502 by Wim Leers, quicksketch, jessebeach, nod_, sun, effulgentsia: Added CKEditor module to core.