Migrate to 0.16.0
Persistence addons includes new columns/fields
Persistence addon has been extended to include addition information for every process
- 
startDate- the exact timestamp when instance was started
- 
endDate- the exact timestamp when instance was finished (either completed or aborted)
- 
expiredAtDate- the exact timestamp when instance is expired
| Expired at is only calculated when the duration is explicitly set on the workflow definition via custom attributed named expiresAfter | 
Depending on what data store is used there might be a need to manually update existing tables/collections
Apache Cassandra
Following columns should be added for each process table
- 
PIStartDateof type timestamp
- 
PIEndDateof type timestamp
- 
PIExpiredAtDateof type timestamp