Changed date format so it is more clear

php-zendserver/content.md

@@ -21,7 +21,7 @@ Zend Server is the platform that enables Continuous Delivery, which provides con
 
 This is a cluster-enabled version of a Dockerized Zend Server 8.0 container. With Zend Server on Docker, you'll get your PHP applications up and running on a highly available PHP production environment which includes, amongst other features, a highly reliable PHP stack, application monitoring, troubleshooting, and the new and innovative new technology - Z-Ray. Z-Ray gives developers unprecedented visibility into their code by tracking and displaying in a toolbar live and detailed info on how the various elements constructing their page are performing.
 
-For development purposes we provide you with a trial license that is valid until 31/07/2016. For production use you must provide a valid Zend Server license using the instructions below in the Usage section.
+For development purposes we provide you with a trial license that is valid until July-31st-2016. For production use you must provide a valid Zend Server license using the instructions below in the Usage section.
 
 ## Usage