Sources fixed - Yolo v2 can be used on Windows (MSVS 2015 + CUDA 8.0)

AlexeyAB

2016-12-02 5b6dd3a07c0d933f36f9e2a3aaa95ff855ca2795

 src/art.c

@@ -4,7 +4,10 @@
#include "option_list.h"
#include "blas.h"
#include "classifier.h"
#include <sys/time.h>
//#include <sys/time.h>
#include <time.h>
#include <winsock.h>
#include "gettimeofday.h"

#ifdef OPENCV
#include "opencv2/highgui/highgui_c.h"