Set version to 2.6.0

Author: mynetx

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "codebird-php",
-  "version": "2.6.0-rc.1",
+  "version": "2.6.0",
   "homepage": "http://www.jublo.net/projects/codebird/php",
   "authors": [
     "Joshua Atkins <joshua.atkins@jublo.net>",

src/codebird.php

@@ -6,7 +6,7 @@
  * A Twitter library in PHP.
  *
  * @package   codebird
- * @version   2.6.0-rc.1
+ * @version   2.6.0
  * @author    Jublo Solutions <support@jublo.net>
  * @copyright 2010-2014 Jublo Solutions <support@jublo.net>
  * @license   http://opensource.org/licenses/GPL-3.0 GNU General Public License 3.0
@@ -109,7 +109,7 @@ class Codebird
     /**
      * The current Codebird version
      */
-    protected $_version = '2.6.0-rc.1';
+    protected $_version = '2.6.0';
 
     /**
      * Auto-detect cURL absence