Revert "add labels to language picker"

src/components/views/elements/LanguageDropdown.js

@@ -40,7 +40,14 @@ export default class LanguageDropdown extends React.Component {
     }
 
     componentWillMount() {
-        languageHandler.getAllLanguagesFromJson().then((langs) => {
+        languageHandler.getAllLanguageKeysFromJson().then((langKeys) => {
+            const langs = [];
+            langKeys.forEach((languageKey) => {
+                langs.push({
+                    value: languageKey,
+                    label: _t(languageKey)
+                });
+            });
             langs.sort(function(a, b){
                 if(a.label < b.label) return -1;
                 if(a.label > b.label) return 1;

src/languageHandler.js

@@ -133,7 +133,7 @@ export function setLanguage(preferredLangs) {
             throw new Error("Unable to find an appropriate language");
         }
 
-        return getLanguage(i18nFolder + availLangs[langToUse].fileName);
+        return getLanguage(i18nFolder + availLangs[langToUse]);
     }).then((langData) => {
         counterpart.registerTranslations(langToUse, langData);
         counterpart.setLocale(langToUse);
@@ -142,25 +142,16 @@ export function setLanguage(preferredLangs) {
 
         // Set 'en' as fallback language:
         if (langToUse != "en") {
-            return getLanguage(i18nFolder + availLangs['en'].fileName);
+            return getLanguage(i18nFolder + availLangs['en']);
         }
     }).then((langData) => {
         if (langData) counterpart.registerTranslations('en', langData);
     });
 };
 
-export function getAllLanguagesFromJson() {
-    return getLangsJson().then((langsObject) => {
-        var langs = [];
-        for (var langKey in langsObject) {
-            if (langsObject.hasOwnProperty(langKey)) {
-                langs.push({
-                    'value': langKey,
-                    'label': langsObject[langKey].label
-                });
-            }
-        }
-        return langs;
+export function getAllLanguageKeysFromJson() {
+    return getLangsJson().then((langs) => {
+        return Object.keys(langs);
     });
 }