Migrations + Cleanup

* adds needed migrations
* refactors forms.py (700+ lines) in main konova app
    * splits into forms/ and forms/modals and single class/topic-files for better maintainability and overview
* fixes bug in main konova app migration which could occur if a certain compensation migration did not run before

user/forms.py

@@ -15,7 +15,8 @@ from api.models import APIUserToken
 from intervention.inputs import GenerateInput
 from user.models import User, UserNotification, Team
 
-from konova.forms import BaseForm, BaseModalForm, RemoveModalForm
+from konova.forms.modals import BaseModalForm, RemoveModalForm
+from konova.forms import BaseForm
 
 
 class UserNotificationForm(BaseForm):

user/migrations/0006_auto_20220815_0759.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1.3 on 2022-08-15 05:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('user', '0005_team_deleted'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='usernotification',
+            name='id',
+            field=models.CharField(choices=[('NOTIFY_ON_SHARED_ACCESS_REMOVED', 'NOTIFY_ON_SHARED_ACCESS_REMOVED'), ('NOTIFY_ON_SHARED_DATA_RECORDED', 'NOTIFY_ON_SHARED_DATA_RECORDED'), ('NOTIFY_ON_SHARED_DATA_DELETED', 'NOTIFY_ON_SHARED_DATA_DELETED'), ('NOTIFY_ON_SHARED_DATA_CHECKED', 'NOTIFY_ON_SHARED_DATA_CHECKED'), ('NOTIFY_ON_SHARED_ACCESS_GAINED', 'NOTIFY_ON_SHARED_ACCESS_GAINED'), ('NOTIFY_ON_DEDUCTION_CHANGES', 'NOTIFY_ON_DEDUCTION_CHANGES')], max_length=500, primary_key=True, serialize=False),
+        ),
+    ]