Add the zh-TW language translation.

Add the zh-TW (Traditional Chinese) language translation for P5 Web Editor.

On branch develop
Your branch is up to date with 'origin/develop'.

Changes to be committed:
	modified:   client/components/Nav.jsx
	modified:   client/i18n.js
	modified:   package-lock.json
	new file:   translations/locales/zh-TW/translations.json

Author: codemee

client/components/Nav.jsx

@@ -677,6 +677,16 @@ class Nav extends React.PureComponent {
                 简体中文
               </button>
             </li>
+            <li className="nav__dropdown-item">
+              <button
+                onFocus={this.handleFocusForLang}
+                onBlur={this.handleBlur}
+                value="zh-TW"
+                onClick={(e) => this.handleLangSelection(e)}
+              >
+                正體中文
+              </button>
+            </li>
             <li className="nav__dropdown-item">
               <button
                 onFocus={this.handleFocusForLang}

client/i18n.js

@@ -1,7 +1,7 @@
 import i18n from 'i18next';
 import { initReactI18next } from 'react-i18next';
 import Backend from 'i18next-http-backend';
-import { enUS, es, ja, hi, ptBR, de, frCA, zhCN } from 'date-fns/locale';
+import { enUS, es, ja, hi, ptBR, de, frCA, zhCN, zhTW } from 'date-fns/locale';
 
 const fallbackLng = ['en-US'];
 const availableLanguages = [
@@ -12,7 +12,8 @@ const availableLanguages = [
   'hi',
   'ja',
   'pt-BR',
-  'zh-CN'
+  'zh-CN',
+  'zh-TW'
 ];
 
 export function languageKeyToLabel(lang) {
@@ -24,7 +25,8 @@ export function languageKeyToLabel(lang) {
     hi: 'हिन्दी',
     ja: '日本語',
     'pt-BR': 'Português',
-    'zh-CN': '简体中文'
+    'zh-CN': '简体中文',
+    'zh-TW': '正體中文'
   };
   return languageMap[lang];
 }
@@ -38,7 +40,8 @@ export function languageKeyToDateLocale(lang) {
     hi,
     ja,
     'pt-BR': ptBR,
-    'zh-CN': zhCN
+    'zh-CN': zhCN,
+    'zh-TW': zhTW
   };
   return languageMap[lang];
 }