framebuffer_ng: use hardware accel for blitBox2FB()

Origin commit data
------------------
Commit: 605eb0c831
Author: Michael Liebmann <tuxcode.bbg@gmail.com>
Date: 2016-01-28 (Thu, 28 Jan 2016)

src/system/helpers.cpp

@@ -46,6 +46,7 @@
 #include <linux/hdreg.h>
 #include <linux/fs.h>
 #include "debug.h"
+#include <driver/framebuffer.h>
 #include <system/helpers.h>
 #include <gui/update_ext.h>
 using namespace std;