This release contains some quite important bugfixes, more specifically
- It fixes some cases where the end time was not set for activities in a process definition under certain conditions.
- A concurrency bug was discovered when using delegateExpressions together with field injection. Make sure to read the updated documentation section on the use of 'delegateExpression'.
- support for multiple start timer/signal events
Included in this release is the 'secure scripting' feature (for javascript), which allows to execute scripts in a secure way. You can find the documentation in the 'advanced' section of the user guide.