nl80211: Add driver flag to indicate mesh support

Convert the driver flags variable to u64 since there was no room for
more flags.

Signed-off-by: Javier Lopez <jlopex@gmail.com>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: Jason Mobarak <x@jason.mobarak.name>
Signed-off-by: Bob Copeland <me@bobcopeland.com>

Conflicts:
	src/drivers/driver.h
	src/drivers/driver_nl80211.c

Git-commit: 24bd4e0be56ef0371a71f4749808a44b3aeffe16
Git-repo : git://w1.fi/srv/git/hostap.git
Change-Id: Ic4cc033fcc3eea368e32f230f37be96b713d1316
CRs-fixed: 752061
4 files changed