bump version and update readme

Author: l3pp4rd

README.md

@@ -1,6 +1,6 @@
 # Doctrine2 behavioral extensions
 
-**Version 2.4.9**
+**Version 2.4.11**
 
 [![Build Status](https://secure.travis-ci.org/Atlantic18/DoctrineExtensions.png?branch=master)](http://travis-ci.org/Atlantic18/DoctrineExtensions)
 
@@ -12,6 +12,10 @@ ORM 2.5.x versions require **PHP 5.4** or higher.
 
 ### Latest updates
 
+**2016-01-27**
+
+- Nested tree now allows root field as association.
+
 **2015-05-01**
 
 - Reverted back [1272](https://github.com/Atlantic18/DoctrineExtensions/pull/1272) and see [1263](https://github.com/Atlantic18/DoctrineExtensions/issues/1263). Use [naming strategy](http://stackoverflow.com/questions/12702657/how-to-configure-naming-strategy-in-doctrine-2) for your use cases.

lib/Gedmo/DoctrineExtensions.php

@@ -23,7 +23,7 @@ final class DoctrineExtensions
     /**
      * Current version of extensions
      */
-    const VERSION = 'v2.4.9';
+    const VERSION = 'v2.4.11';
 
     /**
      * Hooks all extensions metadata mapping drivers