Fixed readme

Author: brusch

README.md

@@ -1,11 +1,14 @@
-# Pimcore PHP-FPM Docker Image
+# Pimcore PHP Docker Image
 
-This is a customized `php` Docker image specifically optimized for running [Pimcore](https://github.com/pimcore/pimcore).
+This is are customized PHP Docker images specifically optimized for running [Pimcore](https://github.com/pimcore/pimcore).
 It doesn't include the Pimcore software itself, it just provides an environment that fulfills all system requirements
 of Pimcore, so that you can leverage the full functionality.
 
 You can either use this image directly by mounting Pimcore into the container, or as a template for your customized 
-ready-to-deploy images. As a starting point please see [example docker-compose configuration](https://github.com/pimcore/skeleton/blob/HEAD/docker-compose.yaml).
+ready-to-deploy images.   
+
+## Usage  
+As a starting point please see [example docker-compose configuration](https://github.com/pimcore/skeleton/blob/HEAD/docker-compose.yaml).
 
 ## Image flavors
 We're providing 3 different image flavors: