+* Added `isSafari` property and `isSafari()` helper to the `env` module. See: [ckeditor/ckeditor5#1463](https://github.com/ckeditor/ckeditor5/issues/1463). ([f1ba6ae](https://github.com/ckeditor/ckeditor5-utils/commit/f1ba6ae))
+* Made `FocusTracker#focusedElement` observable to bring support for multi-root editors (see [ckeditor/ckeditor5#1599](https://github.com/ckeditor/ckeditor5/issues/1599)). ([952d440](https://github.com/ckeditor/ckeditor5-utils/commit/952d440))