add docker-compose.yml

docker-compose.yml

+version: '2.0'
+
+services:
+  petals-cockpit:
+    image: petals/petals-cockpit:latest
+    links:
+      - petals-esb:petals-esb
+      - ftp-service:ftp-service
+    ports:
+      - 8080:8080
+
+  petals-esb:
+    image: petals/petals-esb-container:5.2.0-SNAPSHOT
+    ports:
+      - 7700:7700
+      - 7800:7800
+
+  ftp-service:
+    image: bogem/ftp:latest
+    ports:
+      - 21:21
+      - 47400-47470:47400-47470
+    environment:
+      - FTP_USER=admin
+      - FTP_PASS=admin
+      - PASV_ADDRESS=0.0.0.0
+    volumes:
+      - ./ftp-data:/home/vsftpd