iw: add connected time to station info

Useful for long testing scenarios

Signed-off-by: Arik Nemtsov <arik@wizery.com>

--
As a side note, I had to change version.sh to make this compile in the
intel git. The "4.1" tag is missing here, so this line fails in
version.sh:

[ "${descr%%-*}" = "v$VERSION" ] || exit 2
1 file changed