{% load thumbnail_libs %}
{% load cachebuster %}
{% load widgy_tags %}

<div class="slide" {% sorl_thumbnail self.background_image.file "640x300" as im %} style="background-image: url('{% media im.name %}')">{% endthumbnail %}>

  <h1>{{ self.tagline }}</h1>

  {% for child in self.get_children %}
  {% render child %}
  {% endfor %}
</div>

{% load thumbnail_libs %}
{% load widgy_tags %}

<div class="slide" {% sorl_thumbnail self.background_image.file "640x300" as im %} style="background-image: url('{{ im.url }}')">{% endthumbnail %}>

  <h1>{{ self.tagline }}</h1>

  {% for child in self.get_children %}
  {% render child %}
  {% endfor %}
</div>

Remove dependency on cachebuster for demo
Remove dependency on cachebuster for demo
