v19.0.0

MINOR BREAKING CHANGES

• The translate function from the translation-service was marked as protected. See #334.
• The format of stored editor translations has been changed. If you use window.CKEDITOR_TRANSLATIONS please see #334.
• The getPositionedAncestor() helper will no longer return the passed element when it is positioned.

MAJOR BREAKING CHANGES

• env.isEdge is no longer available. See ckeditor/ckeditor5#6202.

Features

• Added the support for initializing Collection items via the constructor(). Closes ckeditor/ckeditor5#6319. (8846e66)
• Provided support for plural forms internalization. Part of ckeditor/ckeditor5#6526. (5f6ea75)

Bug fixes

• Do not execute ResizeObserver callbacks when the resized element is invisible (but still in DOM) (see ckeditor/ckeditor5#6570). (fb13d9d)
• Editor will now load correctly in environment with Symbol polyfill. Closes ckeditor/ckeditor5#6489. (7cd1f48)
• Fixed various cases with typing multi-byte unicode sequences (e.g. emojis). Closes ckeditor/ckeditor5#3147. Closes ckeditor/ckeditor5#6495. (6dc1ba6)
• The getOptimalPosition() helper should prefer positions that fit inside the viewport even though there are some others that fit better into the limiter. Closes ckeditor/ckeditor5#6181. (7cd1238)

Other changes

• Removed env.isEdge as Edge is now detected and treated as Chrome. Closes ckeditor/ckeditor5#6202. (2902b30)
• The getPositionedAncestor() helper should use offsetParent instead of getComputedStyle() for performance reasons. Closes ckeditor/ckeditor5#6573. (7939756)