Issue #1954892 by dawehner, David_Rothstein, tim.plunkett: Replace 'theme callback' and hook_custom_theme() with a clean theme negotiation system.

Issue #2141055 by Wim Leers: When multiple instances of the same entity on one page, only the first can be edited.

Issue #1998638 by damiankloip, dawehner, kim.pepper, cosmicdreams, alexpott, larowlan, Damien Tournoud: Replace almost all remaining superglobals (, , etc.) with Symfony Request object.

Issue #1342198 by nod_, droplet, cosmicdreams, RobLoach, aspilicious: Use .on and .off instead of .bind, .unbind and .delegate.

Issue #2080425 by mrsinguyen: Remove Unused local variable  from /core/modules/editor/lib/Drupal/editor/Tests/EditorLoadingTest.php.

Issue #1998638 by damiankloip, dawehner, kim.pepper, cosmicdreams, larowlan, Damien Tournoud: Replace all remaining superglobals (, , etc.) with Symfony Request object.

Issue #2047229 by fago, smiletrl, Berdir, effulgentsia, amateescu: Make use of classes for entity field and data definitions.

Issue #2118991 by Berdir, dawehner: Use abstract service definitions to minimize copy & pasted service definitions.

Temporary rollback since it conflicts with a critical issue.

This reverts commit ce08ea73.

Issue #2099205 by Wim Leers, zero2one, Gábor Hojtsy: When uploading and inserting an image trough the WYSIWYG plugin a relative path should be used for the image source (src) .

Revert "Issue #1954892 by dawehner, tim.plunkett, David_Rothstein, effulgentsia: Replace 'theme callback' and hook_custom_theme() with a clean theme negotiation system."

This reverts commit fc04601c.

Issue #1954892 by dawehner, tim.plunkett, David_Rothstein, effulgentsia: Replace 'theme callback' and hook_custom_theme() with a clean theme negotiation system.

Issue #2133907 by Wim Leers: Clean up Edit's in-place editors: consistent naming, library naming and file naming.

Issue #2105939 by Wim Leers, vijaycs85: Make sure all YML files in Editor module has no type-casting to string + config system changes broke image uploading in editors.

Issue #2098071 by Wim Leers, Bojhan: Disable filter guidelines for a text format if that text format has a text editor enabled.

Issue #2119775 by Wim Leers: EditorImageDialog assumes File module is enabled: add dependency on File module.

Issue #2063401 by dawehner, damiankloip, tim.plunkett: Replace the default _access_checks()(access mode) with ALL instead of ANY.

Issue #2057401 by plach, socketwench, kfritsche, Damien Tournoud: Fixed Make the node entity database schema sensible.

Revert "Issue #2057401 by plach, socketwench, kfritsche: Fixed Make the node entity database schema sensible."

HEAD broken; rolling back temporarily.

This reverts commit c72f39ad.

Issue #2057401 by plach, socketwench, kfritsche: Fixed Make the node entity database schema sensible.

Issue #2100329 by cosmicdreams: Use \Drupal instead of Drupal to make IDEs and static code analyse tools happy.

Issue #2067119 by pameeela, longwave, tstoeckler, Wim Leers: Fixed 'width' and 'height' HTML placeholder attributes in image dialog are not translated, yet should be lcfirst.

Issue #2004244 by Berdir, plach, tim.plunkett, msonnabaum, das-peter: Move entity revision, content translation, validation and field methods to ContentEntityInterface.

Issue #1605290 by amateescu, msonnabaum, Caseledde, damiankloip, beejeebus, catch, Berdir, Wim Leers: Enable entity render caching with cache tag support.

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