controller and templates adapted to display list of accompanying period tasks + detailpage of task

src/Bundle/ChillTaskBundle/Resources/views/SingleTask/index.html.twig

@@ -37,7 +37,7 @@
 	{% else %}
 		{% block content %}
 			<div class="col-md-10 col-xxl tasks">
-				{% include 'ChillTaskBundle:SingleTask:_list.html.twig' %}
+				{% include 'ChillTaskBundle:SingleTask:_listCourse.html.twig' %}
 			</div>
 		{% endblock %}
 	{% endif %}