The next step is to install FruityWifi
apt-get install fruitywifi
/etc/init.d/fruitywifi start
/etc/init.d/php5-fpm start
Go to http://<IP-address>:8000 (for http)
Go to https://<IP-address>:8443 (for https)
user: admin
pass: admin
Note: installing fruitywifi will install all modules. If you want to install only some modules, you can install fruitywifi-core first and then each module, for example fruitywifi-module-dnsspoof.
Now FruitWifi is ready to use.