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

compensation/models.py

@@ -53,13 +53,16 @@ class CompensationControl(BaseResource):
     comment = models.TextField()
 
 
-class CompensationState(models.Model):
+class CompensationState(UuidModel):
     """
     Compensations must define the state of an area before and after the compensation.
     """
     biotope_type = models.CharField(max_length=500, null=True, blank=True)
     surface = models.FloatField()
 
+    def __str__(self):
+        return "{} | {} m²".format(self.biotope_type, self.surface)
+
 
 class CompensationAction(BaseResource):
     """
@@ -70,6 +73,9 @@ class CompensationAction(BaseResource):
     unit = models.CharField(max_length=100, null=True, blank=True)
     control = models.ForeignKey(CompensationControl, on_delete=models.SET_NULL, null=True, blank=True)
 
+    def __str__(self):
+        return "{} | {} {}".format(self.action_type, self.amount, self.unit)
+
 
 class AbstractCompensation(BaseObject):
     """
@@ -87,7 +93,7 @@ class AbstractCompensation(BaseObject):
 
     before_states = models.ManyToManyField(CompensationState, blank=True, related_name='+', help_text="Refers to 'Ausgangszustand Biotop'")
     after_states = models.ManyToManyField(CompensationState, blank=True, related_name='+', help_text="Refers to 'Zielzustand Biotop'")
-    actions = models.ManyToManyField(CompensationAction, help_text="Refers to 'Maßnahmen'")
+    actions = models.ManyToManyField(CompensationAction, blank=True, help_text="Refers to 'Maßnahmen'")
 
     deadlines = models.ManyToManyField("konova.Deadline", null=True, blank=True, related_name="+")