Minor fix for pragma-lib

AlexeyAB

2017-01-02 a9c0a8b2b516ca20abc1fbe7158b97a34f92b23f

 src/cost_layer.h

@@ -1,7 +1,7 @@
#ifndef COST_LAYER_H
#define COST_LAYER_H
#include "params.h"
#include "layer.h"
#include "network.h"

typedef layer cost_layer;