Made code in readme have correct markdown

README.md

@@ -5,8 +5,10 @@ This is a Dockerfile to set up (https://plex.tv/ "Plex Media Server") - (https:/
 
 Build from docker file
 
+```
 git clone [email protected]:timhaak/docker-plex.git
 cd docker-plex
-docker build -t plex .
+docker build -t plex . 
+```
 
 docker run -d -h *your_host_name* -v /*your_config_location*:/config -v /*your_videos_location*:/data -p 32400:32400  plex