Fixed missing CVV for create customer.

Author: amasses

FatZebra.class.php

@@ -244,6 +244,7 @@ public function create_customer($first_name, $last_name, $reference, $email, $ca
 					"card_holder" => $card_holder,
 					"card_number" => $card_number,
 					"expiry_date" => $card_expiry,
+					"cvv" => $cvv
 					));
 
 			return $this->do_request("POST", "/customers", $payload);