Adding manifest for 2.1.0

- Wayne's commit

Change-Id: I49b15653f1565150284557ddc687ff9e08088d02
Reviewed-on: http://review.couchbase.org/27119
Reviewed-by: Wayne Siu <waynesiu88@gmail.com>
Tested-by: abhinav dangeti <abhinav.dangeti@gmail.com>
Reviewed-by: abhinav dangeti <abhinav.dangeti@gmail.com>