CBLT-283:  s3://packages.couchbase.com/builds/mobile/${RELEASE}/${VERSION}

Change-Id: I8b7aa6273eab169bb5b97668dbc0d4fb2b948667
Reviewed-on: http://review.couchbase.org/36767
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>