Merge pull request do-community#3 from andrea-cristaudo/master

Refer nginx instead of Apache in LEMP playbook

Author: erikaheidi

lemp_ubuntu1804/readme.md

@@ -8,7 +8,7 @@ A virtualhost will be created with the options specified in the `vars/default.ym
 
 - `mysql_root_password`: the password for the MySQL root account.
 - `http_host`: your domain name.
-- `http_conf`: the name of the configuration file that will be created within Apache.
+- `http_conf`: the name of the configuration file that will be created within nginx.
 - `http_port`: HTTP port, default is 80.
 
 
@@ -43,4 +43,4 @@ http_port: "80"
 ansible-playbook -l [target] -i [inventory file] -u [remote user] playbook.yml
 ```
 
-For more information on how to run this Ansible setup, please check this guide: [How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).
+For more information on how to run this Ansible setup, please check this guide: [How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).