update PEAR

system/autoload/PEAR2/Console/CommandLine/Argument.php

@@ -16,9 +16,10 @@
  * @author    David JEAN LOUIS <izimobil@gmail.com>
  * @copyright 2007-2009 David JEAN LOUIS
  * @license   http://opensource.org/licenses/mit-license.php MIT License
- * @version   0.2.1
+ * @version   0.2.3
  * @link      http://pear2.php.net/PEAR2_Console_CommandLine
  * @since     File available since release 0.1.0
+ *
  * @filesource
  */
 
@@ -65,6 +66,7 @@ class Argument extends Element
      *
      * @return void
      * @throws PEAR2\Console\CommandLine\Exception
+     *
      * @todo use exceptions
      */
     public function validate()