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/nats-io/go-nats/test/reconnect_test.go

@@ -1,3 +1,16 @@
+// Copyright 2013-2018 The NATS Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package test
 
 import (
@@ -576,6 +589,21 @@ func TestReconnectVerbose(t *testing.T) {
 	}
 }
 
+func TestReconnectBufSizeOption(t *testing.T) {
+	s := RunDefaultServer()
+	defer s.Shutdown()
+
+	nc, err := nats.Connect("nats://localhost:4222", nats.ReconnectBufSize(32))
+	if err != nil {
+		t.Fatalf("Should have connected ok: %v", err)
+	}
+	defer nc.Close()
+
+	if nc.Opts.ReconnectBufSize != 32 {
+		t.Fatalf("ReconnectBufSize should be 32 but it is %d", nc.Opts.ReconnectBufSize)
+	}
+}
+
 func TestReconnectBufSize(t *testing.T) {
 	s := RunDefaultServer()
 	defer s.Shutdown()