mix-rails-albums/app/assets/javascripts/backbone/models/photo.js.coffee in mix-rails-0.16.0 vs mix-rails-albums/app/assets/javascripts/backbone/models/photo.js.coffee in mix-rails-0.22.0

@@ -1,10 +1,10 @@
 class Application.Models.Photo extends Backbone.Model
   paramRoot: 'photo'
   idAttribute: '_id'
   defaults:
     image: null
-    description: null
+    description: ''
     progress: 0
   
   initialize: ->
     @on 'add', @onAdd, @