Minor fixes for autojoin

include/front-controller.php

@@ -330,7 +330,7 @@ Flight::route('GET /register', function() {
     global $locator;
 
     $loginHandler = new \RAP\LoginHandler($locator);
-    $loginHandler->register();
+    Flight::redirect($loginHandler->register());
 });
 
 /**

sql/delete-user-procedure.sql

@@ -2,6 +2,7 @@ DELIMITER //
 CREATE PROCEDURE delete_user (userId INT)
 BEGIN
     UPDATE user SET primary_identity = NULL WHERE id = userId;
+    DELETE FROM keep_separated WHERE user_id1 = userId OR user_id2 = userId;
     DELETE FROM identity WHERE user_id = userId;
     DELETE FROM user WHERE id = userId;
 END; //