User app fixes for cors and data origin

app/assets/javascripts/user/app/routes/application_route.js.coffee.erb

@@ -49,7 +49,10 @@ App.ApplicationRoute = Ember.Route.extend
         else
           message = t('errors.404.general.message')
       @transitionTo('index').then (route)->
-        route.get('controller.controllers.application').set 'notice', message
+        route.get('controller.controllers.application').set 'notice', message if route and route.get
+        $log
+          action: 'applicationerror'
+          error: error.message
 
     scanQr: ->
 <% if Rails.env.user_app? %>

app/assets/javascripts/user/app/store.js.coffee

@@ -24,8 +24,11 @@ App.ApplicationSerializer = DS.ActiveModelSerializer.extend
 
 App.ApplicationStore = DS.Store.extend
   adapter: DS.RESTAdapter.extend
+    host: $data_host
     namespace: 'user'
     # user underscored paths
     pathForType: (type)->
       decamelized = Ember.String.decamelize(type)
       Ember.String.pluralize(decamelized)
+    headers:
+      Accept: 'application/json'