Add a relation for notified users in jobs
GET and POST for notified users in jobs
Add some tests for notified users in jobs
DELETE for notified user in job
Unpack notified_users relationship in jobs
Allow including notified users in new job
Notify interested users on job completion
Return output directly, without intermediate var
User filter_by() where possible.
Rework logging for completion mails
Get header From address from configuration
Simplify getting list of email recipients
Merge pull request #158 from guidow/email_notification

Email notification