Fixed behavior if missing library cudnn.lib

AlexeyAB

2017-01-16 d7a30ada7e82daf7ce5ca91acac15c1723188fc5

 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"