Factored out get_from_email_address
Factored out email message construction.
Create Email Objects tests.
Removed redundant tests.
SendEmailAsyncNow doc-string.
Rename create_email_object -> create_email_message.
Update `Email.sent` field when email is sent.
Add freezegun requirement for tests.
Celery task for scheduled emails plus tests.
Scheduled Email documentation
flake8 fixes.
Simpler get_from_email_address implementation.
Simpler settings override in tests.
readme numbering
Merge pull request #4 from Wilduck/unsent-emails-task

Unsent emails task