Feature/medium model

Fixes #78 
Im not too sure myself. I could take a screen shot for you to show you what
it looks like without the collection.



On Thu, Jul 31, 2014 at 1:34 PM, Trey Terrell <notifications@github.com>
wrote:

> In app/views/admin/art_pieces/_art_piece_form.html.erb:
>
> > @@ -11,6 +10,7 @@
> >      <%= f.input :number %>
> >      <%= f.input :series %>
> >      <%= f.input :percent_for_art %>
> > +    <%= f.association :medium, :collection => Medium.all.map {|medium| medium.medium} %>
>
> I don't understand why you can't just do f.association. I'm not sure this
> does what you think.
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/osulp/OSU-Art-Walk/pull/97/files#r15667893>.
>