Add German Localization (#3328)

config/config.json

@@ -163,6 +163,6 @@
     "LocalizationSettings": {
         "DefaultServerLocale": "en",
         "DefaultClientLocale": "en",
-        "AvailableLocales": "en,es,fr,ja,pt-BR"
+        "AvailableLocales": "de,en,es,fr,ja,pt-BR"
     }
 }

model/config.go

@@ -41,6 +41,7 @@ const (
 
 // should match the values in webapp/i18n/i18n.jsx
 var LOCALES = []string{
+	"de",
 	"en",
 	"es",
 	"fr",

webapp/i18n/i18n.jsx

@@ -1,12 +1,14 @@
 // Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
 // See License.txt for license information.
 
+const de = require('!!file?name=i18n/[name].[ext]!./de.json');
 const es = require('!!file?name=i18n/[name].[ext]!./es.json');
 const fr = require('!!file?name=i18n/[name].[ext]!./fr.json');
 const ja = require('!!file?name=i18n/[name].[ext]!./ja.json');
 const pt_BR = require('!!file?name=i18n/[name].[ext]!./pt-BR.json'); //eslint-disable-line camelcase
 
 import {addLocaleData} from 'react-intl';
+import deLocaleData from 'react-intl/locale-data/de';
 import enLocaleData from 'react-intl/locale-data/en';
 import esLocaleData from 'react-intl/locale-data/es';
 import frLocaleData from 'react-intl/locale-data/fr';
@@ -15,6 +17,11 @@ import ptLocaleData from 'react-intl/locale-data/pt';
 
 // should match the values in model/config.go
 const languages = {
+    de: {
+        value: 'de',
+        name: 'Deutsche (Beta)',
+        url: de
+    },
     en: {
         value: 'en',
         name: 'English',
@@ -81,6 +88,7 @@ export function isLanguageAvailable(locale) {
 export function safariFix(callback) {
     require.ensure([
         'intl',
+        'intl/locale-data/jsonp/de.js',
         'intl/locale-data/jsonp/en.js',
         'intl/locale-data/jsonp/es.js',
         'intl/locale-data/jsonp/fr.js',
@@ -88,6 +96,7 @@ export function safariFix(callback) {
         'intl/locale-data/jsonp/pt.js'
     ], (require) => {
         require('intl');
+        require('intl/locale-data/jsonp/de.js');
         require('intl/locale-data/jsonp/en.js');
         require('intl/locale-data/jsonp/es.js');
         require('intl/locale-data/jsonp/fr.js');
@@ -99,6 +108,7 @@ export function safariFix(callback) {
 
 export function doAddLocaleData() {
     addLocaleData(enLocaleData);
+    addLocaleData(deLocaleData);
     addLocaleData(esLocaleData);
     addLocaleData(frLocaleData);
     addLocaleData(jaLocaleData);