Fix accents in wiki page name and allow to delete a page

core/templates/core/pagerev_edit.jinja

@@ -23,6 +23,7 @@ function make_preview() {
     <p><input type="button" value="{% trans %}Preview{% endtrans %}" onclick="javascript:make_preview();" /></p>
     <p><input type="submit" value="{% trans %}Save{% endtrans %}" /></p>
 </form>
+<a href="{{ url('core:page_delete', page_id=page.id)}}">{% trans %}Delete{% endtrans %}</a>
 <div id="preview">
 </div>
 {% endblock %}