Remove bank, Kfet and add BDA and BDS (need to fix activity, permission and registration)

apps/activity/templates/activity/activity_entry.html

@@ -150,8 +150,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
                             "source": credit_id,
                             "destination": target.attr('data-inviter'),
                             "last_name": last_name,
-                            "first_name": first_name,
-                            "bank": ""
+                            "first_name": first_name
                         }).done(function () {
                             makeTransaction();
                             reset();