change #include "nand.h" to <flash/nand.h>

Changes from the flat namespace to heirarchical one.  Instead of writing:

	#include "nand.h"

the following form should be used.

	#include <flash/nand.h>

The exception is from .c files in the same directory.

src/flash/arm_nandio.h

@@ -1,7 +1,7 @@
 #ifndef __ARM_NANDIO_H
 #define __ARM_NANDIO_H
 
-#include "nand.h"
+#include <flash/nand.h>
 #include <helper/binarybuffer.h>
 
 /**

src/flash/nand/lpc3180.c

@@ -22,7 +22,7 @@
 #endif
 
 #include "lpc3180.h"
-#include "nand.h"
+#include <flash/nand.h>
 
 static int lpc3180_reset(struct nand_device *nand);
 static int lpc3180_controller_ready(struct nand_device *nand, int timeout);

src/flash/nand/mx3.h

@@ -25,7 +25,7 @@
  *
  * Many thanks to Ben Dooks for writing s3c24xx driver.
  */
-#include "nand.h"
+#include <flash/nand.h>
 
 #define		MX3_NF_BASE_ADDR		0xb8000000
 #define		MX3_NF_BUFSIZ			(MX3_NF_BASE_ADDR + 0xe00)

src/flash/nand/nonce.c

@@ -20,7 +20,7 @@
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
-#include "nand.h"
+#include <flash/nand.h>
 
 
 static int nonce_nand_command(struct nand_device *nand, uint8_t command)

src/flash/nand/s3c24xx.h

@@ -27,7 +27,7 @@
  * Many thanks to Simtec Electronics for sponsoring this work.
  */
 
-#include "nand.h"
+#include <flash/nand.h>
 #include "s3c24xx_regs.h"
 
 struct s3c24xx_nand_controller