support for expediting workflows
version 2.8.3
add bulk expedite
preserve the process status when upping its priority
check both the apo_title and hydrus_apo_title when setting apo title on the item view
Add a discovery report which shows the values the gryphondor indexer would put into searchworks solr fields.
Expedite APO and Collection workflows when they are registered.
add format to discovery
handle nil events. Only seems to be an issue in test with bad data
remove nil events
Merge branch 'develop'

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