GitLab

- #2884691 by dsnopek: Fixed incorrect CSS when '#groups' array doesn't line up with child elements.

Editor contents are now monitored for intentional changes, much like in D8.
Any changes made by the editor itself during attachement to a field will be
reverted unless an intentional change was detected.

- #2679106 by Dave Reid, Wim Leers, naxoc, Liam Morland: CKEditor uses separate cache-busting query string from Drupal's

Allows altering editor and plugin definitions before most processing.
Especially useful for allowing other modules to implement CDN loading support

Makes it easier for editors to calculate their initial height.

- #2858355 by paulbeaney, idefix6, joshuautley: Fixed undefined index: group in _wysiwyg_pre_render_styles() with AdvAgg module

- #2414575 by HLopes, kalinchernev, DamienMcKenna, anthonylindsay: Fix features exported as objects.