update README

Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>

README.md

@@ -1,37 +1,27 @@
 
-This repository contains configuration files for building a 
-Docker (http://docker.io) image for the Subsonic media streamer.
+This repository contains configuration files for building a [Docker](https://github.com/docker/docker) image for the Subsonic media streamer.
 
 ## Noteworthy
 
-* Subsonic 6.0 (http://www.subsonic.org)
+* Subsonic (http://www.subsonic.org)
+* Still is Java 8 ... (https://www.java.com/download/manual.jsp)
 
 ## Build your own image
 
 ```shell
-$ docker build -t <your-name>/docker-subsonic .
+$ docker build -t $USER/-subsonic .
 ```
 
-## Get a pre-built image
-
-A current image is available as a trusted build from the Docker index:
-
-```shell
-$ docker pull  cyrilix/subsonic
-```
-
-The repository page is at
-https://index.docker.io/u/cyrilix/subsonic/
-
-
 ## Run a container with this image
 
 ```shell
-$ docker run \
-  --detach \
-  --publish 8080:8080 \
+docker run \
+  -it \
+  --rm \
+  -p 4040:4040 \
+  -p 4043:4043 \
   --volume "/wherever/your/music/is:/opt/music/:ro" \
-  <your-name>/subsonic
+  $USER/subsonic
 
 ```