Fix GeneralException namespace used in DbDriver

Model/DbDriver.php

@@ -1,4 +1,6 @@
 <?php namespace Majestic\Model;
+use Majestic\Exception\GeneralException;
+
 /**
  * @copyright NetMonsters <team@netmonsters.ru>
  * @link http://netmonsters.ru
@@ -36,7 +38,7 @@ abstract class DbDriver
         $required = array('database', 'username', 'password', 'hostname');
         foreach ($required as $option) {
             if (!isset($config[$option])) {
-                throw new \GeneralException('Configuration must have a "' . $option . '".');
+                throw new GeneralException('Configuration must have a "' . $option . '".');
             }
         }
     }