Fixed behavior if missing library cudnn.lib

AlexeyAB

2017-01-16 d7a30ada7e82daf7ce5ca91acac15c1723188fc5

 src/avgpool_layer.h

@@ -2,9 +2,9 @@
#define AVGPOOL_LAYER_H

#include "image.h"
#include "params.h"
#include "cuda.h"
#include "layer.h"
#include "network.h"

typedef layer avgpool_layer;