Branch out an FPM version

Author: chepurko

README.md

@@ -1,5 +1,5 @@
 ## What is this?
-This is the official Wordpress with PHP 7.1 base image with additional `redis` and other extensions.
+This is the official Wordpress with PHP 7.1 **FPM** base image with additional `redis` and other extensions. It's without a webserver and instead has PHP FPM listening on port 9000. It would require a web server such as NGINX to send requests upstream to this port in order to work
 
 ## What's included:
 * PHP extensions (additional to default PHP installation):