Update Groovy to 2.4.8 to address memory leak issue. Do not use this version if you are running Pipeline builds unless you also update Pipeline: Groovy to 2.28 or higher.
(issue 33358, issue 42189)
Windows service restart did not retain build queue.
(issue 32820)
Exceptions during Jenkins cleanup step should not block restart.
(issue 42164)
Developer: Snapshot builds of plugins that had dependencies on other snapshot builds were not having their version numbers compared correctly.
(issue 41899)