5.2.0-rc.1

Enhancements

• Update the button block description wording.
• Design and a11y improvements for the custom color picker.
• Tweak the FontSizePicker height to match regular select elements.
• Improvements to the local state persistence behavior.
• Improvements to the URL input popove design.
• Disable block navigation and document outline items in text mode.
• Improve the quote block icons.
• Animate the sidebar tabs switching.

Bug Fixes

• Select the last block when pasting content.
• Fix the block validation when the default attribute value of a block is changed.
• Forces the min/max value validation in the RangeControl component.
• Display HTML properly in the post titles of the latest posts block.
• Fix drag and dropping a column block on itself.
• Fix new lines in the preformatted block.
• Fix text underline shortcut.
• Fix calling gutenberg plugin functions in the frontend context.
• Fix pasting a single line from Google Docs (ignoring the strong element).
• Fix FocalPointPicker rendering unlabelled input fields.
• Show the images uploaded in the gallery block in the media modal.
• Fix wordwise selection on Windows.
• Preserve empty table cells when pasting content.
• Fix focus loss when deleting the last block.

Documentation

• Add the Block specific toolbar button sample to the format api tutorial.
• Introduce a package to automatically generate the API documentation.
• Tweaks: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

Various

• Introduce a generic block editor module.
• Creates an empty page that will contain the future widget screen explorations.
• Fix emoji in the demo content.
• Warn when the user is using an inline element as a RichText container.
• Make Babel import JSX pragma plugin aware of the createElement usage.
• Include the JSX pragma plugin into the default WordPress babel config.
• Update the non-embeddable URLs wording.

Chore

• Refactoring of the block fixtures tests.
• Refactoring the eslint custom import lint rule.
• Refactoring the selection of previous/next blocks actions.
• Refactoring the post editor effects to use actions and resolvers instead.
• Use forEach instead of map when appropriate and enforce it with an eslint rule.
• Remove TinyMCE external dependency mapping.
• Extract webpack config into the scripts package.
• Improve e2e tests stability.t
• Avoid mutating webpack imported config.
• Upgrade Jest to version 24.
• Add repository.directory field to the npm packages and an linting rule to enforce it.
• Update server blocks script to use core equivalent function.
• Remove the vendor scripts registration.
• Use the editor settings to pass a mediaUpload handler.
• Remove deprecated Gutenberg plugin functions and features moved to core.
• Remove unnecessary Enzyme React 16 workarounds from the unit tests.
• Remove wp-editor-font stylesheet override.
• Preserve inline scripts when overriding core scripts.
• Support referencing the IconButton component.
• Refactor the i18n setup of the Gutenberg plugin.

Mobile

• Add an image placeholder when the size is being computed.
• Update the image thumbnail when the image is being uploaded.
• Support the Format Library.
• Bottom Sheet design improvements.
• Update the default block appender placehoder.
• Support pasting content using the Gutenberg paste handler.
• Fix alignment issues for the appender and paragraph block placeholders.