title: different fields setting for ModelSerializer in django rest framework
body: <p>I have a simple ModelSerializer, and I want to use different fields for lists/details like below, is it possible?</p>
  
  <pre><code>class ItemSerializer(serializers.ModelSerializer):
    class Meta:
      model = Item
      list_fields = ('id', 'name')
      detailed_fields = ('id', 'name', 'long_column')
  </code></pre>