[WIP] Add @Service tags to all commands and completers

Change-Id: I8d6ae6185ada30a92481ddb7b603af323656dc3a
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
index 443f730..1fed65f 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
@@ -17,12 +17,14 @@
 
 import org.apache.karaf.shell.api.action.Command;
 import org.apache.karaf.shell.api.action.Option;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.vtn.manager.impl.VtnManager;
 
 /**
  * Supports for updating the external gateway virtualPort.
  */
+@Service
 @Command(scope = "onos", name = "externalportname-set",
         description = "Supports for setting the external port name.")
 public class VtnCommand extends AbstractShellCommand {