Remove redundent byte[].class registration

Also added names to some serializer for debugging purpose

Change-Id: I0997b61a5d08df84c85ca28f6a5ed23417fb8c22
diff --git a/drivers/default/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java b/drivers/default/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
index 40499bb..efd409a 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
@@ -39,7 +39,7 @@
     private final KryoNamespace appKryo = new KryoNamespace.Builder()
             .register(new Ip4AddressSerializer(), Ip4Address.class)
             .register(byte[].class)
-            .build();
+            .build("NiciraSetTunnelDst");
 
     /**
      * Creates a new set tunnel destination instruction.