Database performance

* optimizes the db fetching for all index views and detail views
* introduces usage of managers.py in all necessary apps for wrapping basic fetch settings
* moves comment.html to comment_card.html under /konova/templates/konova/
* adds/updates translations
* fixes document typos
* drops comment rendering in public reports
* opens public reports in new tabs if button is clicked from the detail view

intervention/templates/intervention/report/report.html

@@ -100,9 +100,6 @@
         <div class="row">
             {% include 'map/geom_form.html' %}
         </div>
-        <div class="row">
-            {% include 'intervention/detail/includes/comment.html' %}
-        </div>
         <div class="row">
             <div class="col-sm-6 col-md-6 col-lg-6">
                 <h4>{% trans 'Open in browser' %}</h4>