Intervention tables and model adjustments

* adds user access relation to certain models
* adds pagination to tables
* adds checked_on/_by attributes to intervention model
* adds custom column rendering for checked and registered columns
* adds first simple index filtering of default interventions for user
* adds translations

intervention/views.py

@@ -26,7 +26,9 @@ def index_view(request: HttpRequest):
     template = "generic_index.html"
     user = request.user
     interventions = Intervention.objects.filter(
-
+        deleted_on=None,  # not deleted
+        next_version=None,  # only newest versions
+        users__in=[user],  # requesting user has access
     )
     table = InterventionTable(
         request=request,