Merge branch 'fix-627' into 'master'

Create all new ElementPath using default database to analyse current state

Closes #627

See merge request !1198

arkindex/documents/models.py

@@ -132,7 +132,7 @@ class Element(IndexableModel):
         delete_element(self.id)
         Element.objects.filter(id=self.id)._raw_delete(using='default')
 
-    @transaction.atomic
+    @transaction.atomic(using="default")
     def add_parent(self, parent, skip_children=False):
         '''
         Add an element as ancestor