[WIP] apps CLI changes for karaf upgrade

Change-Id: I283efc39c7d4f4b31344f1d2d0cdd2b98a60932d
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/floatingip/FloatingIpQueryCommand.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/floatingip/FloatingIpQueryCommand.java
index f5fe540..62a8e05 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/floatingip/FloatingIpQueryCommand.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/floatingip/FloatingIpQueryCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.vtnrsc.cli.floatingip;
 
-import org.apache.karaf.shell.commands.Command;
-import org.apache.karaf.shell.commands.Option;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.Option;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.vtnrsc.FloatingIpId;
 import org.onosproject.vtnrsc.FloatingIp;
@@ -43,7 +43,7 @@
             + "routerId=%s, fixedIp=%s, floatingIp=%s, status=%s";
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         FloatingIpService service = get(FloatingIpService.class);
         if (id != null) {
             FloatingIp floatingIp = service.getFloatingIp(FloatingIpId