Fixes #51. Get rid of the overlay for searching

I'm not familiar with Ember or the other frameworks so it's possible there are better ways to do things.
No worries. Ultimately it's my fault; I need to get all the JSHint rules in the tests so CI tests do silly style checks for us :-)

- Matt

> On Oct 6, 2014, at 01:02, Matt N. <notifications@github.com> wrote:
> 
> In app/scripts/controllers/search_controller.js:
> 
> > @@ -41,10 +48,13 @@ HighFidelity.SearchController = Ember.ObjectController.extend({
> >  
> >                      resolve(results);
> >                  },
> > -                error: function(error) {
> > -                    reject(error);
> > +                error: function(xhr, error) {
> > +                    if (error != "abort") {
> Oh, sorry. We prefer the opposite for mozilla-central and I forgot about this difference.
> 
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