Restructure of repetition tester

haversine_02/include/repetition_testing/reptester.h

@@ -15,6 +15,13 @@ struct reptest_results {
   u64 read_time;
 };
 
+struct time_stats {
+  u64 min_time;
+  u64 max_time;
+  u64 avg_time;
+  u64 total_time;
+};
+
 struct reptester {
   reptest_params params;
 
@@ -25,10 +32,7 @@ struct reptester {
   u64 test_start_time;
 
   u64 current_run;
-  u64 min;
-  u64 max;
-  u64 avg;
-  u64 total;
+  time_stats tstats;
 
   reptest_results results;
 };