Updated the document with review comments.
Signed-off-by: Lakshmi Kailasanathan lakshmi.kailasanathan@arm.com Change-Id: I5d7170bb930159d529846911384a8e67772a2d9f
Signed-off-by: Lakshmi Kailasanathan lakshmi.kailasanathan@arm.com Change-Id: I5d7170bb930159d529846911384a8e67772a2d9f