Completer fixes for core ONOS CLI commands

Change-Id: Icedfc542ad93a2825b592f3deb6cd96d91779544
diff --git a/cli/src/main/java/org/onosproject/cli/net/PortQueryVlansCommand.java b/cli/src/main/java/org/onosproject/cli/net/PortQueryVlansCommand.java
index 75878f7..369b1ae 100644
--- a/cli/src/main/java/org/onosproject/cli/net/PortQueryVlansCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/PortQueryVlansCommand.java
@@ -17,6 +17,7 @@
 
 import org.apache.karaf.shell.api.action.Argument;
 import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.Completion;
 import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onlab.packet.VlanId;
 import org.onosproject.cli.AbstractShellCommand;
@@ -51,6 +52,7 @@
     @Argument(index = 0, name = "port",
             description = "Port Description",
             required = true, multiValued = true)
+    @Completion(ConnectPointCompleter.class)
     private String[] ports;