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

Change-Id: I8d6ae6185ada30a92481ddb7b603af323656dc3a
diff --git a/apps/scalablegateway/src/main/java/org/onosproject/scalablegateway/cli/ScalableGatewayAddCommand.java b/apps/scalablegateway/src/main/java/org/onosproject/scalablegateway/cli/ScalableGatewayAddCommand.java
index 0f0364a..cb51402 100644
--- a/apps/scalablegateway/src/main/java/org/onosproject/scalablegateway/cli/ScalableGatewayAddCommand.java
+++ b/apps/scalablegateway/src/main/java/org/onosproject/scalablegateway/cli/ScalableGatewayAddCommand.java
@@ -18,6 +18,7 @@
 
 import org.apache.karaf.shell.api.action.Argument;
 import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onlab.packet.Ip4Address;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
@@ -27,7 +28,7 @@
 /**
  * Adds gateway node information for scalablegateway node managements.
  */
-
+@Service
 @Command(scope = "onos", name = "gateway-add",
         description = "Adds gateway node information for scalablegateway node managements")
 public class ScalableGatewayAddCommand extends AbstractShellCommand {