vendor: Update vendoring for the exec client and server implementations

Signed-off-by: Jacek J. Łakis <jacek.lakis@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

vendor/cloud.google.com/go/bigtable/cmd/emulator/cbtemulator.go

@@ -0,0 +1,44 @@
+// Copyright 2016 Google Inc. All Rights Reserved.
+//
+// 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.
+
+/*
+cbtemulator launches the in-memory Cloud Bigtable server on the given address.
+*/
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+
+	"cloud.google.com/go/bigtable/bttest"
+	"google.golang.org/grpc"
+)
+
+var (
+	host = flag.String("host", "localhost", "the address to bind to on the local machine")
+	port = flag.Int("port", 9000, "the port number to bind to on the local machine")
+)
+
+func main() {
+	grpc.EnableTracing = false
+	flag.Parse()
+	srv, err := bttest.NewServer(fmt.Sprintf("%s:%d", *host, *port))
+	if err != nil {
+		log.Fatalf("failed to start emulator: %v", err)
+	}
+
+	fmt.Printf("Cloud Bigtable emulator running on %s\n", srv.Addr)
+	select {}
+}