Update README

README.md

@@ -8,19 +8,17 @@ Help available with `./xcache-flusher -h`
 Server will listen on port 8080
 
 ### Using Docker container
-Download the image: \
-`docker pull  gitlab-registry.in2p3.fr/bastien.gounon/xcache-flusher` \
 When running you must specify environment variables for configuration:
 - `FLUSHER_DIR`: comma-separated list of directories to flush
 - (opt) `FLUSHER_PORT`: port on which to listen, default 8080. Using default and redirecting a different host port via Docker is preferrable.
 - (opt) `FLUSHER_TOKEN`: string used to authenticate client requests \
 
-Example: 
+#### Example: 
 ```
 docker run -p 54321:8080 --env FLUSHER_DIR=/xcache/data,/xcache/metadata --env FLUSHER_TOKEN=mysecretpassword -v /path/to/data:/xcache gitlab-registry.in2p3.fr/bastien.gounon/xcache-flusher
 ```
 
-Docker-compose example:
+#### Docker-compose example:
 ```
 version: '3'