[5.4] Comment tweak

Added missing `and` and tweaked the last line to try and keep the cascading line ending goodness B)

Author: JayBizzle

Encrypter.php

@@ -84,9 +84,9 @@ public function encrypt($value, $serialize = true)
             throw new EncryptException('Could not encrypt the data.');
         }
 
-        // Once we have the encrypted value we will go ahead base64_encode the input
-        // vector and create the MAC for the encrypted value so we can verify its
-        // authenticity. Then, we'll JSON encode the data in a "payload" array.
+        // Once we have the encrypted value we will go ahead and base64_encode the input
+        // vector and create the MAC for the encrypted value so we can then verify its
+        // authenticity. Then, we will JSON encode the data into a "payload" array.
         $mac = $this->hash($iv = base64_encode($iv), $value);
 
         $json = json_encode(compact('iv', 'value', 'mac'));