Compensation detail view

* adds compensation detail view (WIP)
* adds includes dir for related objects, similar to interventions
* adds functionality for
   * adding/removing before_states
   * adding/removing after_states
   * adding/removing deadlines
   * adding/removing documents
* refactors usage of BaseModalForm
   * holds now process_request() in base class for generic usage anywhere
* adds __str__() method for some models
* compensation__action is blank=True now
* renamed tooltips
* adds new routes for state/deadline/document handling inside of compensation/urls.py
* adds precalculation of before/after_states for detail view, so users will see directly if there are missing states
* removes unnecessary link for intervention detail payment
* adds missing tooltips for check and record icon on detail views
* refactors DeadlineTypeEnum into DeadlineType in konova/models.py, just as the django 3.x documentation suggests for model enumerations
* UuidModel id field is not editable anymore in the admin interface
* adds/updates translations

intervention/templates/intervention/detail/includes/payments.html

@@ -42,9 +42,7 @@
             {% for pay in intervention.payments.all %}
             <tr>
                 <td class="align-middle">
-                    <a href="{% url 'compensation:pay-open' pay.id %}">
-                        {{ pay.amount|floatformat:2 }} €
-                    </a>
+                    {{ pay.amount|floatformat:2 }} €
                 </td>
                 <td class="align-middle">{{ pay.due_on }}</td>
                 <td class="align-middle">{{ pay.comment }}</td>

intervention/templates/intervention/detail/view.html

@@ -110,7 +110,7 @@
                         <th scope="row">{% trans 'Recorded' %}</th>
                         <td class="align-middle">
                             {% if intervention.recorded is None %}
-                                <span>
+                                <span title="{% trans 'Not recorded yet' %}">
                                     {% fa5_icon 'bookmark' 'far' %}
                                 </span>
                             {% else %}