Added the PHP script to call the shell script

Author: nickgs

index.php

@@ -0,0 +1,9 @@
+<?php 
+
+$host = shell_exec("sh spin_drupal.sh 172.17.42.1 49153 80 172.17.42.1");
+
+$host = substr($host, 0, 12);
+$host = $host . ".trydrupal8.dev";
+
+echo "<a href='http://$host:8081'>$host</a>";
+