ONOS-6096 initial impl of dist. virtual packet store; virtual PacketRequest CLI; PacketRequest codec

Change-Id: Iea0a159a977701685c4487e806b26c85a1fcc1a5
diff --git a/core/common/src/main/java/org/onosproject/codec/impl/CodecManager.java b/core/common/src/main/java/org/onosproject/codec/impl/CodecManager.java
index 67066a0..44bdacd 100644
--- a/core/common/src/main/java/org/onosproject/codec/impl/CodecManager.java
+++ b/core/common/src/main/java/org/onosproject/codec/impl/CodecManager.java
@@ -82,6 +82,7 @@
 import org.onosproject.net.meter.Band;
 import org.onosproject.net.meter.Meter;
 import org.onosproject.net.meter.MeterRequest;
+import org.onosproject.net.packet.PacketRequest;
 import org.onosproject.net.region.Region;
 import org.onosproject.net.statistic.Load;
 import org.onosproject.net.topology.Topology;
@@ -169,6 +170,7 @@
         registerCodec(FlowStatInfo.class, new FlowStatInfoCodec());
         registerCodec(FilteredConnectPoint.class, new FilteredConnectPointCodec());
         registerCodec(TransportEndpointDescription.class, new TransportEndpointDescriptionCodec());
+        registerCodec(PacketRequest.class, new PacketRequestCodec());
         log.info("Started");
     }