Feature: [admin][ActivityReason] improve administration for activity reason

* list alphabetically;
* show "active" in index

src/Bundle/ChillActivityBundle/Resources/views/ActivityReasonCategory/index.html.twig

@@ -7,6 +7,7 @@
         <thead>
             <tr>
                 <th>{{ 'Name'|trans }}</th>
+                <th>{{ 'Active'|trans }}</th>
                 <th>{{ 'Actions'|trans }}</th>
             </tr>
         </thead>
@@ -14,7 +15,11 @@
         {% for entity in entities %}
             <tr>
                 <td>
-                    <a href="{{ path('chill_activity_activityreasoncategory_show', { 'id': entity.id }) }}">{{ entity.name|localize_translatable_string }}</a></td>
+                    {{ entity.name|localize_translatable_string }}
+                </td>
+                <td>
+                    <i class="fa {% if entity.active %}fa-check-square-o{% else %}fa-square-o{% endif %}"></i>
+                </td>
                 <td>
                     <ul class="record_actions">
                     <li>