mattupstate/flask-mail — pull request #40 by lepture (2013-07-12 00:42:10+00:00)
Title: set attr of state right.

When you doing this:

```py
mail = Mail()
mail.init_app(app)
```

You will never set `state` on the instance. I don't think people would like the idea of:

```py
mail = Mail()
mail.state = mail.init_app(app)
```