7.0.0 RC1

Features

• Add a new Navigation block (previously available as an experiment)
  • Highlight menu items without defined URL.
  • Prevent error in Firefox when removing the block.
  • Remove background color from the Navigation block and rely on the Group block.
  • Remove the background shadow for the submenus dropdown.
  • Rename "Navigation Menu Item" block to "Link".
  • Remove unnecessary color attributes.
  • Allow addition CSS classes.
  • Drop the “menu” suffix from the block name.
  • Escape special characters in the frontend.
  • Remove from experimental features.
  • Add style variations.

Enhancements

• Use gradient classnames instead of inline styles for the Cover block.
• Inserter: Add keyboard shortcut styling to "/" in the default tip.
• Restore the caret position properly on undo.
• Add keywords to improve the discoverability of the Audio block.
• Show video preview on Cover block inspector panel.

Bug Fixes

• Fix hidden nested images in the content column.
• Fix double border issue in the keyboard shortcuts modal.
• Fix off-centered publish button.
• Fix error when isRTL config is not provided in the block editor settings.
• Fix full width Table block mobile regression.
• A11y: Add a screen reader text label for the Search block.
• Fix text patterns undo after mouse move.
• Fix block drag and drop for the  contributor role.
• Update the link when switching the image used in the Image block.
• Fix php error triggered when gutenberg_register_packages_scripts is run more than once.
• Fix special characters escaping for the post title.
• Fix JavaScript errors triggered when selectors are called before the editor being initialized.
• Fix BaseControl component label when no id is passed.
• Preserve whitespace when converting blocks Preformatted and Paragraph blocks.
• Fix multiple paste issues creating unnecessary empty spaces.

New APIs

• Add a new Card component to @wordpress/components.
• Add label support for the URLInput component.
• Support the isMatch option for the shorcode transforms.

Experiments

• Block Content areas:
  • Add Post Title and Post Content blocks.
  • Add template parts CPT and the theme resolution logic.
• Widgets Screen:
  • Refactor the legacy widgets block to support all blocks.
  • Fix widget areas margins.
  • Add isRTL setting.
• APIs
  • useColors hook: Enhance the contrast checking API and provide access to the color value.
  • Introduce createInterpolateElement to allow translation of complex strings with HTML content.
  • A11y: Refactor the accessibility behavior of the Toolbar component.
• Social Links:
  • Capitalize LinkedIn and GitHub properly.
  • Fix frontend styling.

Documentation

• Add a Backward Compatibility policy document.
• Clarify the npm packages release documentation.
• Add documentation for the @wordpress/env wp-env.json config file.
• Typos and tweaks: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.

Various

• Refactor the RichText component: Remove the inner Editable component.
• Integrate the Gutenberg Playground into Storybook.
• Increase WordPress minimum supported by the plugin to 5.2.0.
• Refactor the Paragraph block edit function as a functional component.
• Refactor the Cover block edit function as a functional component.
• Add new components to Storybook.
  • RadioControl component.
  • TabPanel component.
  • Popover component.
  • BaseControl component.
  • Tip component.
• Include WordPress eslint plugin in React eslint ruleset in @wordpress/eslint-plugin.
• Block PRs  on mobile unit test failures in Travis.
• Polish the PostSchedule popover styling.
• Fix the API documentation generation tool when spaces are used in folder names.
• Add missing @babel/runtime dependency to the @wordpress/jest-puppeteer-axe.
• Refactor the Layout component to separate the UI from the content.
• Align Dropdown and DropdownMenu components styling.
• Remove max-width style from the Image block.
• Remove the CollegeHumor embed block.
• Add unit tests: 
  • Ensure consecutive edits to the same attribute are considered persistent.
  • Test the core-data undo reducer.