Save signup even if no sequence is present
Send the correct unsubscribe links in emails
Support for deleting signups. Different handling of sequence when there are no current sequence
Unsubscribe webhooks and model implementation. Method to get all groups for a user. Changed sequence to IntegerField in groups
Add line to ignore temporary vim files
Append -test to sequence mailing list and campaign when running debug
Catch error when global mailing list doesn't exist
Return http 200 for webhooks
Use sequence model interface to get mailing list name and campaign name
Remove users from unsubscribe list on mailgun when signing up
Add function to validate mailgun webhook calls
Save date that a signup was updated when removing from a sequence
Rename date_welcome_email_sent to date_tasks_handled. Remove unused function and old celery task
Change sequence field to an IntegerField
Create test from signup view
Test views for mail app
Missing tests for mail views
Convert sequence number to integer
Migrations for database