Changelog (Same as RC)

Performance improvements

• Optimize isViewportMatch
• Performance: BlockListAppender: 1.7x increase on key press
• Date: Optimize the usage of moment-timezone to save some kilobytes
• RichText: selectionChange: bind on focus, unbind on blur
• RichText: only replace range and nodes if different
• Cache createBlock call in isUnmodifiedDefaultBlock
• Edit Post: Select blocks only once multiple verified
• RichText: Do not run valueToEditableHTML on every render
• RichText: Reuse DOM document across calls to createEmpty
• Only initialise TinyMCE once per instance
• Optimize the insertion point component
• Avoid rerending the current block if the previous block change
• Avoid getBlock in block-list/block
• Pass the registry argument to withDispatch to allow selectors to be used

Bug fixes

• Annotations: Apply annotation className as string
• RichText: Ensure instance is selected before setting back selection
• Meta Boxes: Don’t hide disabled meta boxes by modifying DOM
• Fix: Problems on Media & Text block resizing; Load wp-block-library styles before wp-edit-blocks
• When a post is saved, check for tinymce and save any editors.
• Fix: Undoing Image Selection from Media Library in Image Block breaks it
• Add an end-to-end test for the HTML block
• Fix regression when copying or cutting content in the editor
• Fix issue where default appender has icons overlaying the text
• Set document title for preview loading interstitial
• Fix: Upload permissions error on end-to-end inline tokens test
• Ensure classic block caret is in correct position after blur
• Fix tab navigation sometimes skipping block UI
• Improve font size picker accessibility: Use a menuitemradio role and better labels
• Don’t show trashed reusable blocks in the editor or frontend
• Rename functions, removing gutenberg_ prefix
• Add block switcher end-to-end tests
• Allow links in plugin group in the editor more menu
• Introduce searching of block categories from slash inserter
• Convert HTML formatting whitespace to spaces
• Label link format with selected text, not full text
• Ensure permalink panel is only displayed when a permalink is allowed
• Allow the user to convert unembeddable URLs to links and try embedding again
• Improve the top bar tools interaction and consistency
• Fix overflowing content in the facebook embed preview screen
• Add an action to set a category icon and correct block categories documentation
• Fix: pasting a tag that is part of a transform and not matched ignores the content.
• Packages: Extract Eslint config package
• Add end-to-end test to catch revert of title during a preview after saving a draft
• Avoid react warnings when merging two adjacent paragraphs
• Avoid PHP notice in the recent comments block