From the release notes, we have:
- changed the way you export from Mendeley to Zotero and import from Zotero to Mendeley to use Zotero’s AP
- fixed sync issues:
- relating to the date accessed field, and
- when restoring a backup and syncing on a second computer
- corrected the display of annotation author names in private group annotations
- added a link to download Mendeley Cite from the Tools menu
- fixed an issue with error messaging when inserting citations longer than 15 characters
- updated the storage location for Bibtex preferences and watch folder settings to the user account