Init user state before app initialization. Moved i18n logic into coresponding service

src/components/user/factory.js

@@ -0,0 +1,22 @@
+import { authenticate } from 'components/user/actions';
+
+/**
+ * Initializes User state with the fresh data
+ *
+ * @param  {Object} store - redux store
+ *
+ * @return {Promise} a promise, that resolves in User state
+ */
+export function factory(store) {
+    const state = store.getState();
+
+    return new Promise((resolve, reject) => {
+        if (state.user.token) {
+            // authorizing user if it is possible
+            store.dispatch(authenticate(state.user.token))
+                .then(() => resolve(store.getState().user), reject);
+        } else {
+            resolve(state.user);
+        }
+    });
+}