Update dependencies

Among others, this updates minio-go, so that the new "eu-west-3" zone
for AWS is supported.

vendor/golang.org/x/text/language/httpexample_test.go

@@ -0,0 +1,48 @@
+// Copyright 2016 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.
+
+package language_test
+
+import (
+	"fmt"
+	"net/http"
+	"strings"
+
+	"golang.org/x/text/language"
+)
+
+// matcher is a language.Matcher configured for all supported languages.
+var matcher = language.NewMatcher([]language.Tag{
+	language.BritishEnglish,
+	language.Norwegian,
+	language.German,
+})
+
+// handler is a http.HandlerFunc.
+func handler(w http.ResponseWriter, r *http.Request) {
+	t, q, err := language.ParseAcceptLanguage(r.Header.Get("Accept-Language"))
+	// We ignore the error: the default language will be selected for t == nil.
+	tag, _, _ := matcher.Match(t...)
+	fmt.Printf("%5v (t: %6v; q: %3v; err: %v)\n", tag, t, q, err)
+}
+
+func ExampleParseAcceptLanguage() {
+	for _, al := range []string{
+		"nn;q=0.3, en-us;q=0.8, en,",
+		"gsw, en;q=0.7, en-US;q=0.8",
+		"gsw, nl, da",
+		"invalid",
+	} {
+		// Create dummy request with Accept-Language set and pass it to handler.
+		r, _ := http.NewRequest("GET", "example.com", strings.NewReader("Hello"))
+		r.Header.Set("Accept-Language", al)
+		handler(nil, r)
+	}
+
+	// Output:
+	// en-GB (t: [    en  en-US     nn]; q: [  1 0.8 0.3]; err: <nil>)
+	// en-GB (t: [   gsw  en-US     en]; q: [  1 0.8 0.7]; err: <nil>)
+	//    de (t: [   gsw     nl     da]; q: [  1   1   1]; err: <nil>)
+	// en-GB (t: []; q: []; err: language: tag is not well-formed)
+}