Extending CcnxConsumerCbr class. Now it supports option to randomize sending time (uniform or exponential distribution).
diff --git a/apps/ccnx-consumer.h b/apps/ccnx-consumer.h
index 0709a40..9a30fef 100644
--- a/apps/ccnx-consumer.h
+++ b/apps/ccnx-consumer.h
@@ -54,6 +54,7 @@
    * Sets up randomizer function and packet sequence number
    */
   CcnxConsumer ();
+  virtual ~CcnxConsumer () {};
 
   // From CcnxApp
   // virtual void