diff --git a/vendor/github.com/garyburd/redigo/README.markdown b/vendor/github.com/garyburd/redigo/README.markdown
new file mode 100644
index 00000000000..b3d5460d30c
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+++ b/vendor/github.com/garyburd/redigo/README.markdown
@@ -0,0 +1,51 @@
+Redigo
+======
+
+[![Build Status](https://travis-ci.org/garyburd/redigo.svg?branch=master)](https://travis-ci.org/garyburd/redigo)
+[![GoDoc](https://godoc.org/github.com/garyburd/redigo/redis?status.svg)](https://godoc.org/github.com/garyburd/redigo/redis)
+
+Redigo is a [Go](http://golang.org/) client for the [Redis](http://redis.io/) database.
+
+Features
+-------
+
+* A [Print-like](http://godoc.org/github.com/garyburd/redigo/redis#hdr-Executing_Commands) API with support for all Redis commands.
+* [Pipelining](http://godoc.org/github.com/garyburd/redigo/redis#hdr-Pipelining), including pipelined transactions.
+* [Publish/Subscribe](http://godoc.org/github.com/garyburd/redigo/redis#hdr-Publish_and_Subscribe).
+* [Connection pooling](http://godoc.org/github.com/garyburd/redigo/redis#Pool).
+* [Script helper type](http://godoc.org/github.com/garyburd/redigo/redis#Script) with optimistic use of EVALSHA.
+* [Helper functions](http://godoc.org/github.com/garyburd/redigo/redis#hdr-Reply_Helpers) for working with command replies.
+
+Documentation
+-------------
+
+- [API Reference](http://godoc.org/github.com/garyburd/redigo/redis)
+- [FAQ](https://github.com/garyburd/redigo/wiki/FAQ)
+- [Examples](https://godoc.org/github.com/garyburd/redigo/redis#pkg-examples)
+
+Installation
+------------
+
+Install Redigo using the "go get" command:
+
+    go get github.com/garyburd/redigo/redis
+
+The Go distribution is Redigo's only dependency.
+
+Related Projects
+----------------
+
+- [rafaeljusto/redigomock](https://godoc.org/github.com/rafaeljusto/redigomock) - A mock library for Redigo.
+- [chasex/redis-go-cluster](https://github.com/chasex/redis-go-cluster) - A Redis cluster client implementation.
+- [FZambia/go-sentinel](https://github.com/FZambia/go-sentinel) - Redis Sentinel support for Redigo
+- [PuerkitoBio/redisc](https://github.com/PuerkitoBio/redisc) - Redis Cluster client built on top of Redigo
+
+Contributing
+------------
+
+See [CONTRIBUTING.md](https://github.com/garyburd/redigo/blob/master/.github/CONTRIBUTING.md).
+
+License
+-------
+
+Redigo is available under the [Apache License, Version 2.0](http://www.apache.org/licenses/LICENSE-2.0.html).
diff --git a/vendor/github.com/garyburd/redigo/redis/go16.go b/vendor/github.com/garyburd/redigo/redis/go16.go
new file mode 100644
index 00000000000..f6b1a7ccdce
--- /dev/null
+++ b/vendor/github.com/garyburd/redigo/redis/go16.go
@@ -0,0 +1,27 @@
+// +build !go1.7
+
+package redis
+
+import "crypto/tls"
+
+func cloneTLSConfig(cfg *tls.Config) *tls.Config {
+	return &tls.Config{
+		Rand:                     cfg.Rand,
+		Time:                     cfg.Time,
+		Certificates:             cfg.Certificates,
+		NameToCertificate:        cfg.NameToCertificate,
+		GetCertificate:           cfg.GetCertificate,
+		RootCAs:                  cfg.RootCAs,
+		NextProtos:               cfg.NextProtos,
+		ServerName:               cfg.ServerName,
+		ClientAuth:               cfg.ClientAuth,
+		ClientCAs:                cfg.ClientCAs,
+		InsecureSkipVerify:       cfg.InsecureSkipVerify,
+		CipherSuites:             cfg.CipherSuites,
+		PreferServerCipherSuites: cfg.PreferServerCipherSuites,
+		ClientSessionCache:       cfg.ClientSessionCache,
+		MinVersion:               cfg.MinVersion,
+		MaxVersion:               cfg.MaxVersion,
+		CurvePreferences:         cfg.CurvePreferences,
+	}
+}
diff --git a/vendor/github.com/garyburd/redigo/redis/go17.go b/vendor/github.com/garyburd/redigo/redis/go17.go
new file mode 100644
index 00000000000..5f36379113c
--- /dev/null
+++ b/vendor/github.com/garyburd/redigo/redis/go17.go
@@ -0,0 +1,29 @@
+// +build go1.7,!go1.8
+
+package redis
+
+import "crypto/tls"
+
+func cloneTLSConfig(cfg *tls.Config) *tls.Config {
+	return &tls.Config{
+		Rand:                        cfg.Rand,
+		Time:                        cfg.Time,
+		Certificates:                cfg.Certificates,
+		NameToCertificate:           cfg.NameToCertificate,
+		GetCertificate:              cfg.GetCertificate,
+		RootCAs:                     cfg.RootCAs,
+		NextProtos:                  cfg.NextProtos,
+		ServerName:                  cfg.ServerName,
+		ClientAuth:                  cfg.ClientAuth,
+		ClientCAs:                   cfg.ClientCAs,
+		InsecureSkipVerify:          cfg.InsecureSkipVerify,
+		CipherSuites:                cfg.CipherSuites,
+		PreferServerCipherSuites:    cfg.PreferServerCipherSuites,
+		ClientSessionCache:          cfg.ClientSessionCache,
+		MinVersion:                  cfg.MinVersion,
+		MaxVersion:                  cfg.MaxVersion,
+		CurvePreferences:            cfg.CurvePreferences,
+		DynamicRecordSizingDisabled: cfg.DynamicRecordSizingDisabled,
+		Renegotiation:               cfg.Renegotiation,
+	}
+}
diff --git a/vendor/github.com/garyburd/redigo/redis/go18.go b/vendor/github.com/garyburd/redigo/redis/go18.go
new file mode 100644
index 00000000000..558363be39a
--- /dev/null
+++ b/vendor/github.com/garyburd/redigo/redis/go18.go
@@ -0,0 +1,9 @@
+// +build go1.8
+
+package redis
+
+import "crypto/tls"
+
+func cloneTLSConfig(cfg *tls.Config) *tls.Config {
+	return cfg.Clone()
+}
diff --git a/vendor/github.com/garyburd/redigo/redis/pool17.go b/vendor/github.com/garyburd/redigo/redis/pool17.go
new file mode 100644
index 00000000000..c1ea18ee37d
--- /dev/null
+++ b/vendor/github.com/garyburd/redigo/redis/pool17.go
@@ -0,0 +1,35 @@
+// Copyright 2018 Gary Burd
+//
+// 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.
+
+// +build go1.7
+
+package redis
+
+import "context"
+
+// GetContext gets a connection using the provided context.
+//
+// The provided Context must be non-nil. If the context expires before the
+// connection is complete, an error is returned. Any expiration on the context
+// will not affect the returned connection.
+//
+// If the function completes without error, then the application must close the
+// returned connection.
+func (p *Pool) GetContext(ctx context.Context) (Conn, error) {
+	pc, err := p.get(ctx)
+	if err != nil {
+		return errorConn{err}, err
+	}
+	return &activeConn{p: p, pc: pc}, nil
+}