generate documentation from config.sample.php

admin_manual/configuration_server/config_sample_php_parameters.rst

@@ -289,6 +289,15 @@ The ``user_backends`` app (which needs to be enabled first) allows you to
 configure alternate authentication backends. Supported backends are:
 IMAP (OC_User_IMAP), SMB (OC_User_SMB), and FTP (OC_User_FTP).
 
+::
+
+	'lost_password_link' => 'https://example.org/link/to/password/reset',
+
+If your user backend does not allow to reset the password (e.g. when it's a
+read-only user backend like LDAP), you can specify a custom link, where the
+user is redirected to, when clicking the "reset password" link after a failed
+login-attempt.
+
 Mail Parameters
 ---------------