Use SMTP port 587
Option `to` parameter for Notifier#signup
Fix symbolic link to database.yml
Temporary testing of SES email
Revert "Temporary testing of SES email"

This reverts commit 4a26f38bc94fe37627707e9e8cc28490bb8fbfc8.
Seminar deliveries to show counts before all sent
Merge branch 'master' into bpa