create new branch.
added resque and resque-scheduler gem
Merge branch 'brev_ingest' of https://github.com/Det-Kongelige-Bibliotek/valhal into brev_ingest
added resque and resque-scheduler tasks
added rescue schedule for job searching the file system for new books
Add ability to search by an identifier's displayLabel.
added log file
modified schedule
added redis gem
Add check for existing identifier into validation.
Get rid of stupid validator.
Remove incorrect validation rule.
First draft of letter volume ingester with spec.
Merge branch 'brev_ingest' of https://github.com/Det-Kongelige-Bibliotek/valhal into brev_ingest
changed schedule
added jpgpath
added job to search for new volumes
Dynamically create accessor method when given an identifier.
Add ability to get the filetype of the first file contained within the ordered instance.
Add contentType attribute.