Update README.md

Author: danpoltawski

README.md

@@ -1,8 +1,14 @@
 # moodle-php-apache: A Moodle PHP Environment
 
-A Moodle PHP environment configured for Moodle development.
+A Moodle PHP environment configured for Moodle development based on [Official PHP Images](https://hub.docker.com/_/php/).
 
-PHP and Apache configured to serve /var/www/html/ based on [Official PHP Images](https://hub.docker.com/_/php/) with php extensions required for all Moodle database drivers and extensions.
+# Versions
+
+| PHP Version  | Tag | Status |
+|--------------|-----|--------|
+| PHP 7.1 | 7.1 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php71)](https://travis-ci.org/danpoltawski/moodle-php-apache)|
+| PHP 7.0 | 7.0 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php70)](https://travis-ci.org/danpoltawski/moodle-php-apache)|
+|PHP 5.6 | 5.6 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php56)](https://travis-ci.org/danpoltawski/moodle-php-apache)|
 
 # Example usage
 The following command will expose the current working directory on port 8080:
@@ -16,10 +22,4 @@ $ docker run --name web0 -p 8080:80  -v $PWD:/var/www/html danpoltawski/moodle-p
 * Serves wwroot configured at /var/www/html/
 * Verified by [automated tests](https://travis-ci.org/danpoltawski/moodle-php-apache)
 
-# Versions
 
-| PHP Version  | Tag | Status |
-|--------------|-----|--------|
-| PHP 7.1 | 7.1 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php71)](https://travis-ci.org/danpoltawski/moodle-php-apache)|
-| PHP 7.0 | 7.0 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php70)](https://travis-ci.org/danpoltawski/moodle-php-apache)|
-|PHP 5.6 | 5.6 | [![Build Status](https://travis-ci.org/danpoltawski/moodle-php-apache.svg?branch=php56)](https://travis-ci.org/danpoltawski/moodle-php-apache)|