wireless: clean up radiotap a bit

No need to pad the header so no constant needed for that,
no need to carry any version number from netbsd nor CVS
IDs from them.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/ipw2x00/ipw2200.c
Simple merge

diff --cc drivers/net/wireless/libertas/radiotap.h
Simple merge

diff --cc include/net/ieee80211_radiotap.h
Simple merge