- Change Zend license version

LICENSE

@@ -38,10 +38,10 @@ are met:
      http://www.php.net/".
 
   6. Permission to freely distribute and use Zend as an integrated
-     part of PHP is granted, under the conditions of version 0.91
+     part of PHP is granted, under the conditions of version 0.92
      of the Zend License.
      The license is bundled with the Zend engine, and is available
-     at http://www.zend.com/license/0_91.txt, or by contacting
+     at http://www.zend.com/license/0_92.txt, or by contacting
      [email protected].