{% comment %}Feature heading shared by the feature, edit, history and compare pages.{% endcomment %}
{% if ancestors %}
  <nav aria-label="Parent features">
    <ol class="breadcrumb">
      {% for a in ancestors %}
        <li><a href="{% url 'features:detail' org_slug=project.org.slug project_slug=project.slug feature_key=a.key %}">{{ a.key }} {{ a.title }}</a></li>
      {% endfor %}
    </ol>
  </nav>
{% endif %}
<h1><span class="muted">{{ feature.key }}</span> {{ heading|default:feature.title }}</h1>