Dealer reg confirmation fix

Somehow the last PR was missing the bit of code that actually sends emails.

This PR also includes suggested text changes
Crap! I don't have time to fix this before noon. Can anyone else do this at
all?
On Aug 8, 2014 11:10 AM, "Eli Courtwright" <notifications@github.com> wrote:

> In uber/site_sections/preregistration.py:
>
> > @@ -123,6 +123,8 @@ def form(self, session, message='', edit_id=None, **params):
> >                      session.commit()
> >                      send_email(MARKETPLACE_EMAIL, MARKETPLACE_EMAIL, 'Dealer application received',
> >                                 render('emails/dealers/reg_notification.txt', {'group': group}), model=group)
>
> This is actually not the preferred way to do this - the idiomatic way
> would be to put a new MarketplaceEmail in automated_emails.py
>
> The reason why we have a call to send_email here in the first place is
> that this is an automated email which does NOT go to the group being
> registered, but rather goes directly to the MARKETPLACE_EMAIL. But for
> all emails that go directly to attendees and groups, it's far preferable to
> define a MarketplaceEmail in automated_emails.py
>
> The main reason is that the way we have it here, this email will only be
> sent if someone preregisters with the Dealer application form. But there's
> also an "Add Dealer" workflow in the admin side which Danielle uses a lot,
> especially when she's registering people on-site at Otakon. So this
> wouldn't send the email to those people in that case.
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/magfest/ubersystem/pull/446/files#r15997822>.
>