bump version after release

Author: avbdr

MysqliDb.php

@@ -7,10 +7,10 @@
  * @author    Jeffery Way <jeffrey@jeffrey-way.com>
  * @author    Josh Campbell <jcampbell@ajillion.com>
  * @author    Alexander V. Butenko <a.butenka@gmail.com>
- * @copyright Copyright (c) 2010
+ * @copyright Copyright (c) 2010-2016
  * @license   http://opensource.org/licenses/gpl-3.0.html GNU Public License
  * @link      http://github.com/joshcam/PHP-MySQLi-Database-Class 
- * @version   2.6
+ * @version   2.7-master
  */
 
 class MysqliDb