* start() and terminate() methods on Job should call save()
* Fix display of associated jobs
* Introduce get_latest_jobs() method on JobsMixin
* Update messaging when no reports/scripts exist
* Catch ImportErrors when rendering report/script lists
* Fix loading of nested modules
* Fix URLs for nested scripts/reports
* Reference database object by GFK when running scripts & reports via UI
* Reference database object by GFK when running scripts & reports via API
* Remove old enqueue_job() method
* Enable filtering jobs by object
* Introduce ObjectJobsView
* Add tabbed views for report & script jobs
* Add object_id to JobSerializer
* Move generic relation to JobsMixin
* Clean up old naming