MB-12564: added /node/controller/setupServices endpoint
MB-12564: added /node/controller/setupServices endpoint

Which is going to be used for setup of node services of initial
cluster node.

Change-Id: Idc90a15a8228486fb0c995d881ba8153e9e3155f
Reviewed-on: http://review.couchbase.org/42877
Tested-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>
Reviewed-by: Artem Stemkovski <15a0730a27c69f62ab86f2b6c639fca202166c02@couchbase.com>

mschoch/ns_server,mschoch/ns_server,mschoch/ns_server,membase/ns_server,membase/ns_server,nimishzynga/ns_server,ceejatec/ns_server,ceejatec/ns_server,mschoch/ns_server,nimishzynga/ns_server,nimishzynga/ns_server,mschoch/ns_server,nimishzynga/ns_server,membase/ns_server,ceejatec/ns_server,nimishzynga/ns_server,membase/ns_server,membase/ns_server,membase/ns_server,ceejatec/ns_server,nimishzynga/ns_server,mschoch/ns_server,ceejatec/ns_server,ceejatec/ns_server