MarkCalvert

The reason behind this change is to handle when CKAN background jobs update datasets (e.g. embargo releases) which trigger the `after_dataset_update` interface. Flash messages will fail in background jobs and...

**Description** CKAN background jobs can update datasets (e.g. embargo releases), which trigger the `after_dataset_update` interface. Flash messages will fail in background jobs and only work from web requests. **Expected Behaviour**...