update swift mailer

tools/swift/classes/Swift/Encoder/Base64Encoder.php

@@ -11,7 +11,7 @@
 /**
  * Handles Base 64 Encoding in Swift Mailer.
  *
- * @author     Chris Corbyn
+ * @author Chris Corbyn
  */
 class Swift_Encoder_Base64Encoder implements Swift_Encoder
 {
@@ -22,9 +22,9 @@ class Swift_Encoder_Base64Encoder implements Swift_Encoder
      * If the first line needs to be shorter, indicate the difference with
      * $firstLineOffset.
      *
-     * @param string  $string          to encode
-     * @param int     $firstLineOffset
-     * @param int     $maxLineLength   optional, 0 indicates the default of 76 bytes
+     * @param string $string          to encode
+     * @param int    $firstLineOffset
+     * @param int    $maxLineLength   optional, 0 indicates the default of 76 bytes
      *
      * @return string
      */