mac80211: update to wireless-testing 2014-05-19

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40800 3c298f89-4303-0410-b956-a3cf2f4a3e73
iw: sync nl80211.h

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40801 3c298f89-4303-0410-b956-a3cf2f4a3e73