ieee80211: add definition for 802.11ac information elements
ieee80211: add definition for 802.11ac information elements

Add element IDs for Extended BSS Load, VHT TX
Power Envelope, AID, and Quiet Channel.

Signed-off-by: Fred Zhou <f53f4f618cb73ecede4d83ddce33d262a534f47b@gmail.com>
Signed-off-by: Johannes Berg <bff32994ff0f8d048f262a8388145a71b6071bfe@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs