templates: fix display problems

* Fixes flash messages not showing on wiki page.
* Fixes stats tooltip formulation and translation in public view.

Co-Authored-by: Pascal Repond <pascal.repond@rero.ch>

sonar/theme/templates/sonar/macros/macro.html

@@ -49,7 +49,7 @@
       <i class="fa fa-download mx-1"></i>
     </a>
     {% endif %}
-    <a href="{{ request.url }}#stats" class="sonar-tooltip" data-toggle="tooltip" data-placement="top" title="Download: {{ n_download }}">
+    <a href="{{ request.url }}#stats" class="sonar-tooltip" data-toggle="tooltip" data-placement="top" title="{{ _('File downloads') }}: {{ n_download }}">
       <i class="fa fa-bar-chart mx-1"></i>
     </a>
   </div>

sonar/theme/templates/sonar/page_wiki.html

@@ -33,6 +33,10 @@
       {% block navigation %}
         {%- include "wiki/navigation.html" %}
       {%- endblock navigation %}
+      {%- block flashmessages %}
+      {%- from "sonar/macros/messages.html" import flashed_messages with context -%}
+      <div class="container my-3">{{ flashed_messages() }}</div>
+      {%- endblock %}
       {% block content %} {% endblock %}
     {%- endblock body %}
   </div>