Wagtaildraftail

Added

- Add placeholder text to editor

Changed

- Update Draftail and Draft.js dependencies.

Fixed

- Fix DraftailTextArea.render signature, conforming to Django 1.11 changes (51, 52).
- Remove comma that breaks heading styles (53).
- Minify and autoprefix CSS (41).
- Include required element-closest polyfill.
- Include required ES6/ES7 polyfills.
- Add margins to the editor. Fix 5.

Removed

- Remove the broken `get_panel` method from the widget.

Added

- Add support for Wagtail 1.10.

Fixed

- Fix editor init to convert empty objects to null for Draftail.

Fixed

- Fix DraftailTextArea to serialise empty value to null as Draftail expects.

Changed

- Update to latest version of Draftail, React.

Removed

- Remove `Model` decorator.

Add

- Hooks to register custom components.

Changed

- Update to latest version of `wagtaildraftail`.

Fixed

- LinkDecorator now correctly output links for internal pages.