#142 Localized date improved

* fixes bug where created timestamp has been displayed on modified attribute on detail views
* enhances localized date and datetime rendering
* reorders sub menus in user's profile hub

intervention/templates/intervention/detail/view.html

@@ -1,5 +1,5 @@
 {% extends 'base.html' %}
-{% load i18n l10n static fontawesome_5 humanize %}
+{% load i18n l10n static fontawesome_5 %}
 
 {% block head %}
     {% comment %}
@@ -106,9 +106,15 @@
                     <tr>
                         <th scope="row">{% trans 'Last modified' %}</th>
                         <td class="align-middle">
-                            {{obj.created.timestamp|default_if_none:""|naturalday}}
-                            <br>
-                            {{obj.created.user.username}}
+                            {% if obj.modified %}
+                                {{obj.modified.timestamp|default_if_none:""}}
+                                <br>
+                                {{obj.modified.user.username}}
+                            {% else %}
+                                {{obj.created.timestamp|default_if_none:""}}
+                                <br>
+                                {{obj.created.user.username}}
+                            {% endif %}
                         </td>
                     </tr>
                     <tr>