PlatformUI currently uses AlloyEditor 0.7.5 while version 1.2 was released lately.
Cannot paste an URL in a RichText field
Focus lost when creating a link in RichText
After deleting an element, the next one is not always focused
(+) sign disappears after aligning an embed/image
PlatformUI PR: https://github.com/ezsystems/PlatformUIBundle/pull/639