CodeIgniter Developer Toolbar added

https://github.com/JCSama/CodeIgniter-develbar

Author: Jagani Chirag

README.md

@@ -100,6 +100,11 @@ $ php bin/install.php filename-checker master
 ```
 $ php bin/install.php restserver 2.7.2
 ```
+[CodeIgniter Developer Toolbar](https://github.com/JCSama/CodeIgniter-develbar):
+
+```
+$ php bin/install.php codeigniter-develbar master
+```
 
 ### Run PHP built-in server (PHP 5.4 or later)