[WIP] apps CLI changes for karaf upgrade

Change-Id: I283efc39c7d4f4b31344f1d2d0cdd2b98a60932d
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackNetworkListCommand.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackNetworkListCommand.java
index 3a68356..8c55ccc 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackNetworkListCommand.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackNetworkListCommand.java
@@ -18,7 +18,7 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.google.common.collect.Lists;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Command;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.openstacknetworking.api.OpenstackNetworkService;
 import org.openstack4j.model.network.Network;
@@ -42,7 +42,7 @@
     private static final String FORMAT = "%-40s%-20s%-20s%-20s%-16s%-8s";
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         OpenstackNetworkService service = AbstractShellCommand.get(OpenstackNetworkService.class);
         List<Network> networks = Lists.newArrayList(service.networks());
         networks.sort(Comparator.comparing(Network::getName));