version 2.5 has been released on 29th Mar 2018. This release is mostly developer-centric.
This release is heavy on the developer API side, introducing several tools to improve the experience of extending and interacting with the editor.
– Matias Ventura
The most notable feature for a user would be the updated typography control UI. It now contains predefined sets of font sizes.
Read the announcement post by Matias for the detailed changelog here.