[PATCH] settings: Add console email backend

[Finucane, Stephen]

On 21 Nov 18:03, Stephen Finucane wrote:
> Requiring configuration of an email server and email recipients for
> debugging of email-based features is impractical. Use the console
> backend provided by Django as the development default.
> 
> Signed-off-by: Stephen Finucane <stephen.finucane at intel.com>

Obvious, Django-provided fix that was necessary to test Bernhard's
password reset change. Merged.