#285 Drop atom_id from API

* refactors code usage from atom_id to id inside of api app

api/utils/serializer/v1/serializer.py

@@ -61,7 +61,7 @@ class AbstractModelAPISerializerV1(AbstractModelAPISerializer):
         if konova_code is None:
             return None
         return {
-            "atom_id": konova_code.atom_id,
+            "id": konova_code.id,
             "long_name": konova_code.long_name,
             "short_name": konova_code.short_name,
         }
@@ -70,7 +70,7 @@ class AbstractModelAPISerializerV1(AbstractModelAPISerializer):
         """ Returns a konova code instance
 
         Args:
-            json_str (str): The value for the code (atom id)
+            json_str (str): The value for the code (id)
             code_list_identifier (str): From which konova code list this code is supposed to be from
 
         Returns:
@@ -83,7 +83,7 @@ class AbstractModelAPISerializerV1(AbstractModelAPISerializer):
             return None
         try:
             code = KonovaCode.objects.get(
-                atom_id=json_str,
+                id=json_str,
                 code_lists__in=[code_list_identifier]
             )
         except ObjectDoesNotExist as e:
@@ -360,7 +360,7 @@ class AbstractCompensationAPISerializerV1Mixin:
             # If this exact data is already existing, we do not create it new. Instead put it's id in the list of
             # entries, we will use to set the new actions
             state = states_manager.filter(
-                biotope_type__atom_id=biotope_type,
+                biotope_type__id=biotope_type,
                 surface=surface,
             ).exclude(
                 id__in=states