Improve error reporting when failing to archive artifacts.
(pull 2976)
Save the current Jenkins version whenever saving the Jenkins object, e.g. when saving the global security configuration. Plugins may rely on this information for data migration that would be triggered unnecessarily.
(issue 42577)
Prevent possible NullPointerException when removing an item from a list view due to a race condition.
(issue 23411)
Avoid a possible server-side timeout on long-running CLI commands using plain HTTP mode by sending periodic pings from the client.
(issue 46659)
Renaming or moving a folder failed to properly move build directories of its children when using custom build directory, resulting of loss of their builds.
(issue 44657)
Developer: Deprecate hudson.util.TimeUnit2 and replace with java.util.concurrent.TimeUnit.
(pull 2892)