Fixed SSE4.1 dependencies when AVX=1 on Linux

AlexeyAB

2018-04-23 3df335bb50f890b12fa1a9965e91b0cf46d7902c

 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;