[WIP] apps CLI changes for karaf upgrade

Change-Id: I283efc39c7d4f4b31344f1d2d0cdd2b98a60932d
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackSyncRulesCommand.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackSyncRulesCommand.java
index f6ba119..a539497 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackSyncRulesCommand.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackSyncRulesCommand.java
@@ -15,7 +15,7 @@
  */
 package org.onosproject.openstacknetworking.cli;
 
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Command;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.openstacknode.api.NodeState;
 import org.onosproject.openstacknode.api.OpenstackNode;
@@ -34,7 +34,7 @@
     private static final long SLEEP_MS = 3000; // we wait 3s for init each node
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         // All handlers in this application reacts the node complete event and
         // tries to re-configure flow rules for the complete node.
         OpenstackNodeService osNodeService = AbstractShellCommand.get(OpenstackNodeService.class);