Vendor new queue-worker version

Introduces 0.4.6 of queue-worker - see upstream repo for changes.

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

gateway/vendor/github.com/openfaas/nats-queue-worker/Gopkg.lock

@@ -0,0 +1,50 @@
+# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
+
+
+[[projects]]
+  name = "github.com/gogo/protobuf"
+  packages = [
+    "gogoproto",
+    "proto",
+    "protoc-gen-gogo/descriptor"
+  ]
+  revision = "1adfc126b41513cc696b209667c8656ea7aac67c"
+  version = "v1.0.0"
+
+[[projects]]
+  name = "github.com/nats-io/go-nats"
+  packages = [
+    ".",
+    "encoders/builtin",
+    "util"
+  ]
+  revision = "062418ea1c2181f52dc0f954f6204370519a868b"
+  version = "v1.5.0"
+
+[[projects]]
+  name = "github.com/nats-io/go-nats-streaming"
+  packages = [
+    ".",
+    "pb"
+  ]
+  revision = "e15a53f85e4932540600a16b56f6c4f65f58176f"
+  version = "v0.4.0"
+
+[[projects]]
+  name = "github.com/nats-io/nuid"
+  packages = ["."]
+  revision = "289cccf02c178dc782430d534e3c1f5b72af807f"
+  version = "v1.0.0"
+
+[[projects]]
+  name = "github.com/openfaas/faas"
+  packages = ["gateway/queue"]
+  revision = "81334141832d6c4fc9b78e6b5e17e5330eca7606"
+  version = "0.8.2"
+
+[solve-meta]
+  analyzer-name = "dep"
+  analyzer-version = 1
+  inputs-digest = "fb873f03ba109e6e479b9133d610f50d7fd6cbcdc0fe7dcf947ae70a1eade465"
+  solver-name = "gps-cdcl"
+  solver-version = 1