Add new release number 1.0.2 for the installation of the latest sync_gateway

Change-Id: I761d9bbddcf9ad3f304b28d5d85d911cf1a350fe
Reviewed-on: http://review.couchbase.org/40625
Reviewed-by: Pavel Paulau <pavel.paulau@gmail.com>
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Li Yang <lichenyang2@gmail.com>