Set version to 2.7.2

Author: mynetx

src/codebird.php

@@ -6,7 +6,7 @@
  * A Twitter library in PHP.
  *
  * @package   codebird
- * @version   2.7.1
+ * @version   2.7.2
  * @author    Jublo Solutions <[email protected]>
  * @copyright 2010-2015 Jublo Solutions <[email protected]>
  * @license   http://opensource.org/licenses/GPL-3.0 GNU General Public License 3.0
@@ -104,7 +104,7 @@ class Codebird
     /**
      * The current Codebird version
      */
-    protected $_version = '2.7.1';
+    protected $_version = '2.7.2';
 
     /**
      * Auto-detect cURL absence