Port statistics collection

Change-Id: I15ad34d01267673cb64077bd89da0a8566531492
diff --git a/src/server.cc b/src/server.cc
index 9f926e8..cfd6f3f 100644
--- a/src/server.cc
+++ b/src/server.cc
@@ -19,6 +19,7 @@
 #include <memory>
 #include <string>
 #include <time.h>
+#include <pthread.h>
 
 #include "Queue.h"
 #include <iostream>
@@ -27,6 +28,7 @@
 #include "server.h"
 #include "core.h"
 #include "indications.h"
+#include "stats_collection.h"
 
 #include <grpc++/grpc++.h>
 #include <openolt.grpc.pb.h>
@@ -125,6 +127,8 @@
 
         return Status::OK;
     }
+
+
 };
 
 void RunServer() {