This release includes two security fixes (XSS vulnerabilities CVE-2018-8763 and CSRF token in URL CVE-2018-8764).
LAM Pro allows to manage entries that are based on your custom structural object classes. You can also specify that a referential integrity overlay is present to skip certain cleanup actions.
New modules support dynamic lists and Self Service + Password Self Reset can be secured with a captcha.
Unix options are now specific to subaccounts but this also requires to reconfigure the modules. See version specific upgrade instructions.