Update plugin version to 4.1 RC1.

[mtias]

Changelog

• Implement a block navigation system that allows selecting child or parent blocks within nested blocks (like folder path traversal) as well as functioning as a general fast navigation system when a root block is selected.
• Add a Media & Text block that can facilitate the creation of split column content and allows the split to be resizable.
• Show block style selector in the block inspector.
• Rename Cover Image to just Cover and add support for video backgrounds.
• Add a new accessible Date Picker. This was months in the works.
• Reimplement the Color Picker component to greatly improve keyboard navigation and screenreader operations.
• Add style variation for Table block with stripe design.
• Add “Options” modal to toggle on/off the different document panels.
• Allow toggling visibility of registered meta-boxes from the “Options” modal.
• Handle cases where a block is on the page but the block is not registered by showing a dialog with the available options.
• Ensure compatibility with WordPress 5.0.
• When pasting single lines of text, treat them as inline text.
• Add ability to insert images from URL directly in the Image block.
• Make Columns block responsive.
• Make responsive embeds a theme option.
• Add direction attribute / LTR button to the Paragraph block.
• Display accurate updated and publish notices based on post type.
• Update buttons in the editor header area to improve consistency (save, revert to draft, etc).
• Avoid horizontal writing flow navigation in native inputs.
• Move toggle buttons to the left of their control handle.
• Add explicit bottom margin to figure elements (like image and embed).
• Allow transforming a Pullquote to a Quote and viceversa.
• Allow block inserter to search for blocks by typing their category.
• Add a label to the URL field in the Publishing Flow panel.
• Use the stored date format in settings for the LatestPosts block.
• Remove the placeholder text and use visible label instead in TokenField.
• Add translator comment for “View” menu label.
• Make YouTube embed classes consistent between front-end and back-end.
• Take into account citation when transforming a Quote to a Paragraph.
• Restore ⌘A’s “select all blocks” behaviour.
• Allow themes to disable custom font size functionality.
• Make missing custom font sizes labels translatable.
• Ensure cite is string when merging quote.
• Defer fetching non-hierarchical terms in FlatTermSelector.
• Move the theme support data previously exposed at the REST API index into a read-only theme controller for the active theme.
• Detect oEmbed responses where the oEmbed provider is missing.
• Use “Save as Pending” when the Pending checkbox is active.
• Use the post type’s REST controller class as autosave parent controller.
• Use post type labels in PostFeaturedImage component.
• Enforce text color within inline boundaries to ensure contrast and legibility.
• Add self-closing tag support (like path element) when comparing HTML.
• Make sure autocomplete triggers are regex safe.
• Silence PHP errors on REST API responses.
• Show permalink label as bold text.
• Change the block renderer controller endpoint and namespace from /gutenberg/v1/block-renderer/ to /wp/v2/block-renderer/.
• Hide “edit image” toolbar buttons when no image is selected.
• Hide “Add to Reusable Blocks” action when ‘core/block’ is disabled.
• Handle blocks passing null as RichText value.
• Improve validation for attribute names in rich-text toHTMLString.
• Allow to globally overwrite defined colors in PanelColorSettings.
• Fix regressions with Button block preview display.
• Fix issue with color picker not appearing on mobile.
• Fix publish buttons with long text.
• Fix link to manifest file in contributing file.
• Fix demo content crash on malformed URL.
• Fix issue in docs manifest.
• Fix media caption processing with the new RichText structure.
• Fix problem with Gallery losing assigned columns when alignments are applied.
• Fix an issue where the Categories block would always use the center class alignment regardless of what was set.
• Fix scroll issue on small viewports.
• Fix formatting in getEditorSettings docs and update getTokenSettings docs.
• Fix padding in block validation modal.
• Fix extra instances of old rich text value source.
• Fix issue with adding links from the auto-completer.
• Fix outdated docs for RichText.
• Fix pre-publish panel overflow issue.
• Fix missing styles for medium and huge font size classes.
• Fix autocomplete keyboard navigation in link popover.
• Fix a text selection exception in Safari.
• Fix WordPress embed URL resolution and embeds as reusable blocks.
• Avoid triggering a redirect when creating a new Table block.
• Only use rich text value internally to the RichText component.
• Ensure multiline prop is either “p” or “li” in RichText.
• Do not use dangerouslySetInnerHTML with i18n string.
• Account for null value in redux-routine createRuntime.
• Extract link container from RichText.
• Allow default_title, default_content, and default_excerpt filters to function as expected.
• Replace gutenberg in classNames with block-editor.
• Restore the order of actions usually fired in edit-form-advanced.php.
• Update REST Search controller to use ‘wp/v2’ namespace.
• Improve keyboard shortcuts section in FAQ.
• Change all occurrences of ‘new window’ to ‘new tab’.
• Conditionally load PHP classes in preparation for inclusion in core.
• Update rich-text source mentions in docs.
• Deprecate PanelColor components.
• Use mock response for demo test if Vimeo is down.
• Adding a bit more verbosity to the install script instructions.
• Document isDefault option for block styles.
• Update docs for new REST API namespace.
• Update shortcut docs with new block navigation menu shortcut.
• Further improve Release docs.
• Updated custom icon documentation links.
• Add all available script handles to documentation.
• Add wp-polyfill to scripts.md.
• Add e2e tests for List and Quote transformations.
• Fail CI build if local changes exist.
• Attempt to always use the latest version of nvm.
• Add bare handling for lint-js script.
• Add support for Webpack bundle analyzer.
• Improve setup of Lerna.
• Update clipboard dependency to at least 2.0.1.
• Recreate the demo content post as an e2e test using keyboard commands.
• Add mobile SVG compatibility for SVG block icons.
• Fix className style in SVG primitive.
• Split Paragraph and Heading blocks on enter.KEY. Refactor block splitting code on paragraph and heading blocks.
• Add caption support for image block.

[gziolo]

It's ready, description will require some tweaks once we merge all other PRs :)

[mtias]

Updated changelog.