fix docker to work with master grpc port

docker/Dockerfile

@@ -15,7 +15,9 @@ EXPOSE 8080
 EXPOSE 18888
 # filer server http port
 EXPOSE 8888
-# master server shared gprc+http port
+# master server shared gprc port
+EXPOSE 19333
+# master server shared http port
 EXPOSE 9333
 # s3 server http port
 EXPOSE 8333

docker/Dockerfile.go_build

@@ -9,7 +9,9 @@ EXPOSE 8080
 EXPOSE 18888
 # filer server http port
 EXPOSE 8888
-# master server shared gprc+http port
+# master server shared gprc port
+EXPOSE 19333
+# master server shared http port
 EXPOSE 9333
 # s3 server http port
 EXPOSE 8333

docker/dev-compose.yml

@@ -7,6 +7,7 @@ services:
       dockerfile: Dockerfile.go_build
     ports:
     - 9333:9333
+    - 19333:19333
     command: "master"
   volume:
     build:

docker/seaweedfs-compose.yml

@@ -5,6 +5,7 @@ services:
     image: chrislusf/seaweedfs # use a remote image
     ports:
     - 9333:9333
+    - 19333:19333
     command: "master"
   volume:
     image: chrislusf/seaweedfs # use a remote image