govendor: Update 6 GCLOUD dependencies (#525)

* govendor: Update github.com/golang/protobuf

* govendor: Update github.com/gobwas/glob github.com/google/go-github

* govendor: Update 3 github.com/robertkrimen/otto

* govendor: Update 4 golang.org/x

golang.org/x/crypto
golang.org/x/net
golang.org/x/sys
golang.org/x/text
golang.org/x/time
golang.org/x/crypto

* govendor: Update 5 github.com/aws/aws-sdk-go

* govendor: Update 6 GCLOUD dependencies

vendor/google.golang.org/grpc/codegen.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+# This script serves as an example to demonstrate how to generate the gRPC-Go
+# interface and the related messages from .proto file.
+#
+# It assumes the installation of i) Google proto buffer compiler at
+# https://github.com/google/protobuf (after v2.6.1) and ii) the Go codegen
+# plugin at https://github.com/golang/protobuf (after 2015-02-20). If you have
+# not, please install them first.
+#
+# We recommend running this script at $GOPATH/src.
+#
+# If this is not what you need, feel free to make your own scripts. Again, this
+# script is for demonstration purpose.
+#
+proto=$1
+protoc --go_out=plugins=grpc:. $proto