Initial commit. Basic models mostly done.

venv/lib/python3.8/site-packages/django/contrib/postgres/fields/citext.py

@@ -0,0 +1,24 @@
+from django.db.models import CharField, EmailField, TextField
+
+__all__ = ['CICharField', 'CIEmailField', 'CIText', 'CITextField']
+
+
+class CIText:
+
+    def get_internal_type(self):
+        return 'CI' + super().get_internal_type()
+
+    def db_type(self, connection):
+        return 'citext'
+
+
+class CICharField(CIText, CharField):
+    pass
+
+
+class CIEmailField(CIText, EmailField):
+    pass
+
+
+class CITextField(CIText, TextField):
+    pass