Reverting back exponential averaging for LoadStats. Disabling two long-term time granularities (affects entry lifetime).
diff --git a/utils/load-stats.cc b/utils/load-stats.cc
index a7559b3..d785845 100644
--- a/utils/load-stats.cc
+++ b/utils/load-stats.cc
@@ -20,7 +20,6 @@
 
 #include "load-stats.h"
 #include "ns3/log.h"
-#include "ns3/simulator.h"
 
 // const double EXP_1  = (1-2.0/6.0);//exp (-1.0/5.0);  /* 1/exp(1sec/5sec) */
 // const double EXP_2  = (1-2.0/31.0);//exp (-1.0/30.0); /* 1/exp(1sec/30sec) */
@@ -41,13 +40,7 @@
 LoadStats::LoadStats ()
   : counter_ (0)
   , avg1_ (0)
-  , avg1Counter_ (0)
-  , avg1CounterOld_ (0)
-
   , avg2_ (0)
-  , avg2Counter_ (0)
-  , avg2CounterOld_ (0)
-
   , avg3_ (0)
 {
 }
@@ -58,25 +51,8 @@
   // NS_LOG_FUNCTION (this);
 
   // do magic
-  // avg1_ = EXP_1 * avg1_ + (1 - EXP_1) * counter_;
-  
-  // highly experimental
-  // avg1Counter_ += counter_;
-  // avg1_ = 1.0 * (avg1Counter_ - avg1CounterOld_) / 1.0/*Seconds(1.0).ToDouble (Time::S)*/;
-  // avg1CounterOld_ = avg1Counter_;
-  // avg1LastUpdate_ = Simulator::Now ();
-  avg1_ = counter_;
-  
+  avg1_ = EXP_1 * avg1_ + (1 - EXP_1) * counter_;
   // avg2_ = EXP_2 * avg2_ + (1 - EXP_2) * counter_;
-
-  avg2Counter_ += counter_;
-  if (Simulator::Now () - avg2LastUpdate_ >= Seconds (5.0))
-    {
-      avg2_ = 1.0 * (avg2Counter_ - avg2CounterOld_) / (Simulator::Now () - avg2LastUpdate_).ToDouble (Time::S);
-      avg2CounterOld_ = avg2Counter_;
-      avg2LastUpdate_ = Simulator::Now ();
-    }
-
   // avg3_ = EXP_3 * avg3_ + (1 - EXP_3) * counter_;
 
   counter_ = 0;
diff --git a/utils/load-stats.h b/utils/load-stats.h
index 816998e..3e71753 100644
--- a/utils/load-stats.h
+++ b/utils/load-stats.h
@@ -62,18 +62,10 @@
   IsZero () const;
   
 private:
-  uint64_t counter_;
+  uint32_t counter_;
 
   double avg1_;
-  uint64_t avg1Counter_;
-  uint64_t avg1CounterOld_;
-  Time   avg1LastUpdate_;
-  
   double avg2_;
-  uint64_t avg2Counter_;
-  uint64_t avg2CounterOld_;
-  Time   avg2LastUpdate_;
-
   double avg3_;
 
   friend std::ostream &