ath9k: move spectral.* to common-spectral.*

and rename exports from ath9k_spectral_* to ath9k_cmn_spectral_*

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/ath/ath9k/Makefile
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/ath9k.h
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/channel.c
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/common-spectral.c
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/common-spectral.h
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/common.h
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/debug.c
Simple merge

diff --cc drivers/net/wireless/ath/ath9k/recv.c
Simple merge