Bump for nats producer change

Signed-off-by: Alex Ellis <alexellis2@gmail.com>

gateway/vendor/github.com/openfaas/nats-queue-worker/LICENSE

@@ -0,0 +1,22 @@
+MIT License
+
+Copyright (c) 2016-2017 Alex Ellis
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+

gateway/vendor/github.com/openfaas/nats-queue-worker/README.md

@@ -0,0 +1,19 @@
+## Queue worker for OpenFaaS - NATS Streaming
+
+This is a queue-worker to enable asynchronous processing of function requests. 
+
+> Note: A Kafka queue-worker is under-way through a PR on the main OpenFaaS repository.
+
+* [Read more in the async guide](https://github.com/openfaas/faas/blob/master/guide/asynchronous.md)
+
+Hub image: [functions/queue-worker:0.1.1](https://hub.docker.com/r/functions/queue-worker/)
+
+License: MIT
+
+Screenshots from keynote / video - find out more over at https://www.openfaas.com/
+
+<img width="1440" alt="screen shot 2017-10-26 at 15 55 25" src="https://user-images.githubusercontent.com/6358735/32060207-049d4afa-ba66-11e7-8fc2-f4a0a84cbdaf.png">
+
+<img width="1440" alt="screen shot 2017-10-26 at 15 55 19" src="https://user-images.githubusercontent.com/6358735/32060206-047eb75c-ba66-11e7-94d3-1343ea1811db.png">
+
+<img width="1440" alt="screen shot 2017-10-26 at 15 55 06" src="https://user-images.githubusercontent.com/6358735/32060205-04545692-ba66-11e7-9e6d-b800a07b9bf5.png">

gateway/vendor/github.com/openfaas/nats-queue-worker/handler/handler.go

@@ -1,12 +1,12 @@
 package handler
 
 import (
-	"fmt"
-	"log"
-
 	"encoding/json"
+	"log"
+	"os"
+	"fmt"
 
-	"github.com/openfaas/faas/gateway/queue"
+	"github.com/alexellis/faas/gateway/queue"
 	"github.com/nats-io/go-nats-streaming"
 )
 
@@ -22,7 +22,8 @@ func CreateNatsQueue(address string, port int) (*NatsQueue, error) {
 	natsURL := fmt.Sprintf("nats://%s:%d", address, port)
 	log.Printf("Opening connection to %s\n", natsURL)
 
-	clientID := "faas-publisher"
+	val, _ := os.Hostname()
+	clientID := "faas-publisher-" + val
 	clusterID := "faas-cluster"
 
 	nc, err := stan.Connect(clusterID, clientID, stan.NatsURL(natsURL))

gateway/vendor/github.com/openfaas/nats-queue-worker/queue-worker/vendor.conf

@@ -0,0 +1,5 @@
+github.com/alexellis/faas 4cc299d4c84e7ce10c6a5117e918c5a5b4aeb2ae
+github.com/nats-io/go-nats-streaming bf8654e90f5296da96eab1e85808eb5c4b7b5541
+github.com/nats-io/go-nats 34c8842105ac0b69c838a9998a239d482936c466
+github.com/nats-io/nuid 3cf34f9fca4e88afa9da8eabd75e3326c9941b44
+github.com/gogo/protobuf dda3e8acadcc9affc16faf33fbb229db78399245