Officialize the 308 redirect RFC

Author: Seldaek

Response.php

@@ -41,7 +41,7 @@ class Response
     const HTTP_USE_PROXY = 305;
     const HTTP_RESERVED = 306;
     const HTTP_TEMPORARY_REDIRECT = 307;
-    const HTTP_PERMANENTLY_REDIRECT = 308;  // RFC-reschke-http-status-308-07
+    const HTTP_PERMANENTLY_REDIRECT = 308;  // RFC7238
     const HTTP_BAD_REQUEST = 400;
     const HTTP_UNAUTHORIZED = 401;
     const HTTP_PAYMENT_REQUIRED = 402;
@@ -144,7 +144,7 @@ class Response
         305 => 'Use Proxy',
         306 => 'Reserved',
         307 => 'Temporary Redirect',
-        308 => 'Permanent Redirect',    // RFC-reschke-http-status-308-07
+        308 => 'Permanent Redirect',    // RFC7238
         400 => 'Bad Request',
         401 => 'Unauthorized',
         402 => 'Payment Required',