{% for article in postlist %}
    <div class="col s12 m6 l4" >
        {% include 'common/cards/article.html.twig' with {'article':article } only %}
    </div>
{% endfor %}
{% for article in postlist %}
    <div class="col s12 m6 l4" >
        {% include 'common/cards/article.html.twig' with {'article':article } only %}
    </div>
{% endfor %}

Fix (Blog): Text files should end with a newline character
Fix (Blog): Text files should end with a newline character
