few fixes towards functional status

anatomy/migrations/0002_exam_active.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1.2 on 2020-10-16 19:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('anatomy', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=True, help_text='If an exam should be available'),
+        ),
+    ]