1. Update URLs according to OpenStack document migration 2. Update the dead and outdated links 3. Optimize (e.g. http -> https) Change-Id: Ib1ff6536072715ad81cbd1f53097b53e4adad95d
Change-Id: I63467383fb41bc53e690ee7e59f12226c2810f13
Change-Id: I0ebc7a689a37b077606545d50a5d139f2059ffdb