gracefully handle  nil events
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
Merge branch 'develop'
update dor-services to correct default_object ds behavior
Merge branch 'develop'

Conflicts:
	Gemfile.lock
Archive workflows with a 'skipped' step, treating it as completed