Updated dependencies to 1.2.7.

Change-Id: Id4f594b6d42c474d7dd3b8672e5c001d681a173c
Reviewed-on: http://review.couchbase.org/28104
Reviewed-by: Saakshi Manocha <saakshi.manocha@globallogic.com>
Tested-by: Saakshi Manocha <saakshi.manocha@globallogic.com>