* Changed the build structure. TODO. Closes [ckeditor/ckeditor5#1038](https://github.com/ckeditor/ckeditor5/issues/1038). ([cd72eca](https://github.com/ckeditor/ckeditor5-build-decoupled-document/commit/cd72eca))
* Updated `webpack` to version 4. ([dfdde57](https://github.com/ckeditor/ckeditor5-build-decoupled-document/commit/dfdde57))
### BREAKING CHANGES
* CKEditor 5 environment was updated to use `webpack@4`. `webpack@4` introduced major changes in its configuration and plugin system. CKEditor 5 tools and build configuration were updated to work with `webpack@4` now and will not work with `webpack@3.
This is a minor release that introduces many bug fixes and new features. Most notable ones are the table plugin and support for inserting soft breaks with <kbd>Shift</kbd>+<kbd>Enter</kbd>.