Define a class representing a set of discrete resources

Change-Id: Iaafc5ca68ae3b1330e6c8b0b2476d835a42731b6
diff --git a/core/store/dist/src/main/java/org/onosproject/store/resource/impl/ConsistentResourceStore.java b/core/store/dist/src/main/java/org/onosproject/store/resource/impl/ConsistentResourceStore.java
index 664374c..dfd1e55 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/resource/impl/ConsistentResourceStore.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/resource/impl/ConsistentResourceStore.java
@@ -71,6 +71,7 @@
 
     static final Serializer SERIALIZER = Serializer.using(
             Arrays.asList(KryoNamespaces.API),
+            DiscreteResources.class,
             ContinuousResourceAllocation.class);
 
     // TODO: We should provide centralized values for this