Fix for bug https://github.com/openhatch/oh-mainline/issues/1401

@Winterflower, I've added 2 additional settings to enable a local email server to be set up on a new terminal. That way, you can test the email features on OH.org without running into that connection error. If you're curious,  I was reading the Django project doc: https://docs.djangoproject.com/en/dev/ref/settings/#email-host