Moving docker-compose to root for 'iris' as stack name

docker/docker-compose.example.yml

@@ -1,23 +0,0 @@
-version: '3'
-services:
-  snapserver:
-    image: currucuxu/snapcastserver
-    ports:
-      - 1704:1704
-      - 1705:1705
-    volumes:
-      - HOST_SNAPFIFO_FILE:/tmp/snapfifo
-      - ../docker/snapserver:/etc/default/snapserver
-  mopidy:
-    image: jaedb/iris
-    build: 
-      context: ../
-    depends_on: 
-      - snapserver
-    ports:
-      - 6680:6680
-    volumes:
-      #- ../mopidy_iris:/iris/mopidy_iris (Uncomment this line to use a host-managed development build)
-      - ../docker/mopidy.conf:/config/mopidy.conf
-      - HOST_MUSIC_DIRECTORY:/var/lib/mopidy/media
-      - HOST_SNAPFIFO_FILE:/tmp/snapfifo