Minor fix: darknet.py for OpenCV

AlexeyAB

2018-06-21 026a679dedbc45486a11ecabf56c898372d8cac5

 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;