Added backward compatibility for deprecated alignment options.

Roman Syroeshko · Roman Syroeshko · commit 4ebd668d7a8a · 2015-11-14T17:32:32.000+04:00
diff --git a/docs/installing.rst b/docs/installing.rst
@@ -10,7 +10,7 @@ Mandatory:
 
 - PHP 5.3+
 - `XML Parser <http://www.php.net/manual/en/xml.installation.php>`__ extension
-- `Zend\Validator <http://framework.zend.com/manual/current/en/modules/zend.validator.html>`__ component
+- `Zend\\Validator <http://framework.zend.com/manual/current/en/modules/zend.validator.html>`__ component
 
 Optional:
 
