Client: i18n (#8972)

* wip: client: i18n

* remove maxAge from cookies to get same expiration ad localStorage

* set cookies expiration to 10 years

* moment: load translations in browser, moment: only load necessary data, remove jquery, remove bluebird

* ability to change language

* fix logout

* add some requiresLogin: false to static pages

* fix tests

website/server/controllers/top-level/pages.js

@@ -90,6 +90,7 @@ api.getFrontPage = {
 api.getNewClient = {
   method: 'GET',
   url: '/',
+  noLanguage: true,
   async handler (req, res) {
     return res.sendFile('./dist-client/index.html', {root: `${__dirname}/../../../../`});
   },