Fix bug with unlinking user orders on lists load over active list

app/serializers/user_list_serializer.rb

@@ -1,6 +1,6 @@
 class UserListSerializer < Qwaiter::Serializer
   # user ids for facebook pictures
-  #embed :ids
+  embed :ids
   attributes :state, :needs_help, :needs_payment, :user_requests_closing, :is_paid, :price, :table_id, :table_number, :section_id, :user_ids, :supplier_name, :closed_at, :supplier_id
 
   #def has_active_orders
@@ -9,4 +9,6 @@ class UserListSerializer < Qwaiter::Serializer
   def supplier_name
     object.supplier.name
   end
+  has_many :users
+  has_many :orders
 end