Add script to run web server

Author: kenjis

bin/server.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+## Part of CodeIgniter Composer Installer
+##
+## @author     Kenji Suzuki <https://github.com/kenjis>
+## @license    MIT License
+## @copyright  2015 Kenji Suzuki
+## @link       https://github.com/kenjis/codeigniter-composer-installer
+
+cd `dirname $0`
+cd ..
+
+php -S 127.0.0.1:8000 -t public/ bin/router.php