do not bind projector to 127.0.0.1

So that other nodes can reach it.

Change-Id: Ie06dd3e6cda43fd6e98daa34669b17a178f84c08
Reviewed-on: http://review.couchbase.org/44287
Reviewed-by: Sarath Lakshman <sarath@couchbase.com>
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>