Noted by Pavel at
https://www.mail-archive.com/search?l=mid&q=
20170425002424.GC8883%40atrey.karlin.mff.cuni.cz
* Forward/Reverse search and error reporting
* Change tracking
* Code preview & highlighting
-* Shortcuts
-* New or changed LFUNs
-* Layout enhancements
-* Module enhancements
-* External templates reorganization
-* New preferences settings
-* New converters
-* Miscellaneous
-* Under the hood
-* Backported
-* Categories
What's new in version 2.2.2?