Minor fix: darknet.py for OpenCV

AlexeyAB

2018-06-21 026a679dedbc45486a11ecabf56c898372d8cac5

 src/dropout_layer.h

@@ -1,8 +1,8 @@
#ifndef DROPOUT_LAYER_H
#define DROPOUT_LAYER_H

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

typedef layer dropout_layer;