Issue 3747: Abuse and hidden works, sending an automatic email

Resolves issue: https://code.google.com/p/otwarchive/issues/detail?id=3747

An email is now generated when an Abuse admin Hides a Work. 
Sorry about that! I'm reading in the car on my phone, so I misread it and couldn't log in to edit my comment when I realized it wasn't a statement. 

Sent from my iPhone

> On Dec 24, 2014, at 6:19 PM, zz9pzza <notifications@github.com> wrote:
> 
> In app/controllers/admin/user_creations_controller.rb:
> 
> >        redirect_to(creation.ultimate_parent) 
> >      elsif creation_class == ExternalWork
> >        redirect_to(request.env["HTTP_REFERER"] || root_path)
> >      else
> > +      # Email users so they're aware of Abuse action
> > +      orphan_account = User.orphan_account
> > +      users = creation.pseuds.collect(&:user).uniq
> > +      users.each do |user|
> > +        unless user == orphan_account
> It was a question not a statement. I wanted the question to be asked and I think I probably agree that we should send this kind of email.
> 
> —
> Reply to this email directly or view it on GitHub.
>