mac80211: rename files

This patch renames all mac80211 files (except ieee80211_i.h) to get rid
of the useless ieee80211_ prefix.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 67271ba..37f0c2b 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -9,7 +9,7 @@
 #include <linux/kernel.h>
 #include <linux/random.h>
 #include "ieee80211_i.h"
-#include "ieee80211_rate.h"
+#include "rate.h"
 #include "mesh.h"
 
 #ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG