Major rewrite

* use dep for vendoring
* lets encrypt
* moved web to transfer.sh-web repo
* single command install
* added first tests

vendor/github.com/golang/gddo/gddo-server/client.go

@@ -0,0 +1,60 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file or at
+// https://developers.google.com/open-source/licenses/bsd.
+
+// This file implements an http.Client with request timeouts set by command
+// line flags.
+
+package main
+
+import (
+	"fmt"
+	"net"
+	"net/http"
+	"os"
+
+	"github.com/gregjones/httpcache"
+	"github.com/gregjones/httpcache/memcache"
+	"github.com/spf13/viper"
+
+	"github.com/golang/gddo/httputil"
+)
+
+func newHTTPClient() *http.Client {
+	t := newCacheTransport()
+
+	requestTimeout := viper.GetDuration(ConfigRequestTimeout)
+	t.Transport = &http.Transport{
+		Proxy: http.ProxyFromEnvironment,
+		Dial: (&net.Dialer{
+			Timeout:   viper.GetDuration(ConfigDialTimeout),
+			KeepAlive: requestTimeout / 2,
+		}).Dial,
+		ResponseHeaderTimeout: requestTimeout / 2,
+		TLSHandshakeTimeout:   requestTimeout / 2,
+	}
+	return &http.Client{
+		// Wrap the cached transport with GitHub authentication.
+		Transport: httputil.NewAuthTransport(t),
+		Timeout:   requestTimeout,
+	}
+}
+
+func newCacheTransport() *httpcache.Transport {
+	// host and port are set by GAE Flex runtime, can be left blank locally.
+	host := os.Getenv("MEMCACHE_PORT_11211_TCP_ADDR")
+	if host == "" {
+		host = "localhost"
+	}
+	port := os.Getenv("MEMCACHE_PORT_11211_TCP_PORT")
+	if port == "" {
+		port = "11211"
+	}
+	addr := fmt.Sprintf("%s:%s", host, port)
+
+	return httpcache.NewTransport(
+		memcache.New(addr),
+	)
+}