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

Change-Id: I8d6ae6185ada30a92481ddb7b603af323656dc3a
diff --git a/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java b/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java
index 92fbf2c..2d08196 100644
--- a/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java
+++ b/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java
@@ -23,6 +23,7 @@
 import com.google.common.collect.Multimap;
 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.onlab.packet.IpAddress;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.mcast.cli.McastGroupCompleter;
@@ -38,6 +39,7 @@
 /**
  * Command to show the list of mcast trees.
  */
+@Service
 @Command(scope = "onos", name = "sr-mcast-tree",
         description = "Lists all mcast trees")
 public class McastTreeListCommand extends AbstractShellCommand {