incrementing version

index.php

@@ -7,7 +7,7 @@
  * @link      http://sebsauvage.net/wiki/doku.php?id=php:zerobin
  * @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
  * @license   http://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
- * @version   0.21.1
+ * @version   0.22
  */
 
 // change this, if your php files and data is outside of your webservers document root