v12.0.0

Features

• Added support for the config.placeholder option which allows configuring the empty editor content placeholder (see ckeditor/ckeditor5#479). (edd400f)

Bug fixes

• Fixed memory leaks during editor initialization and destruction (see ckeditor/ckeditor5#1341). (1e2f912)

Other changes

• Adjustments to new editor initialisation events. See breaking changes. (3bb0e40)
• Editor UI classes API refactoring. See breaking changes. (844ef9a)

BREAKING CHANGES

• Upgraded minimal versions of Node to 8.0.0 and npm to 5.7.1. See: ckeditor/ckeditor5#1507. (612ea3c)
• The second argument of DecoupledEditorUIView.constructor() is an editing view instance now.
• The editor#dataReady event was removed. The editor.data#ready event has been introduced and should be used instead.
• The editor#pluginsReady event was removed. Use plugin afterInit() method instead.
• Removed DecoupledEditor#element property. The DecoupledEditorUI#element property should be used instead.
• Removed DecoupledEditorUIView#editableElement. Instead DecoupledEditorUI#getEditableElement() method should be used.