iwlwifi: general code clean up

This patch cleans up iwlwifi's code: Add missing include, remove empty
lines etc...

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-calib.h

@@ -62,14 +62,9 @@
 #ifndef __iwl_calib_h__
 #define __iwl_calib_h__
 
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/version.h>
-
-#include <net/mac80211.h>
-#include "iwl-eeprom.h"
-#include "iwl-core.h"
 #include "iwl-dev.h"
+#include "iwl-core.h"
+#include "iwl-commands.h"
 
 void iwl_chain_noise_calibration(struct iwl_priv *priv,
 				struct iwl4965_notif_statistics *stat_resp);