ClusterCommunicationManager related serializer fixes.

Change-Id: Id753612ab614b1ee04a64d887a2f7a64b6d9f89a
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java
index 9250076..516915e 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java
@@ -14,7 +14,7 @@
 public class MastershipBasedTimestampSerializer extends Serializer<MastershipBasedTimestamp> {
 
     /**
-     * Default constructor.
+     * Creates a serializer for {@link MastershipBasedTimestamp}.
      */
     public MastershipBasedTimestampSerializer() {
         // non-null, immutable