<div class="panel panel-info filter-selector">
  {# Recipe filter-type selector #}
  {% import 'includes/filters/filter-types.j2' as filter_types %}
  <div class="panel-body">
    <div id="{{ 'filter%02d' % n }}" class="field_filter form-group">
      <label for="{{ name }}">
        Filter type
      </label>
      {% with key='Filters' %}{% include "includes/help.html" %}{% endwith %}
      {% set name='filter%02d' % n %}
      <select name="{{ name }}" class="form-control">
        <option value="">(none)</option>
        {% for type in filter_types.names %}
        <option value="{{ type }}">{{ filter_types.names[type] }}</option>
        {% endfor %}
      </select>
    </div>
  </div>
</div>

<div class="panel panel-info filter-selector">
  {# Recipe filter-type selector #}
  {% import 'includes/filters/filter-types.j2' as filter_types %}
  <div class="panel-body">
    <div id="{{ 'filter%02d' % n }}" class="field_filter form-group">
      <label for="{{ name }}">
        Filter type
      </label>
      {% with key='Filters' %}{% include "includes/help.html" %}{% endwith %}
      {% set name='filter%02d' % n %}
      <select name="{{ name }}" class="form-control">
        <option value="">(none)</option>
        {% for type in filter_types.names.keys()|sort %}
        <option value="{{ type }}">{{ filter_types.names[type] }}</option>
        {% endfor %}
      </select>
    </div>
  </div>
</div>

Make sure filter types are sorted in selector.
Make sure filter types are sorted in selector.
