Fix migration to use correct timestamp columns for job_queues table (correct order too)
* Move code to get JobQueue status summary to JobQueue model and add tests
Document more steps for data migration of databases
* Add basic support for user login through API using devise
* All API requests will be required to pass an 'Auth Token'
* Initial commit of activeadmin code
* Use kaminari for pagination since bundled with activeadmin
Fix usage of kaminari model methods to query default per page
Add management users via activeadmin
Update deployment