use GET for shortlivedtoken requests on the server, POST on the client

src/modules/app/browser-app.module.ts

@@ -31,6 +31,8 @@ import {
 import { LocaleService } from '../../app/core/locale/locale.service';
 import { GoogleAnalyticsService } from '../../app/statistics/google-analytics.service';
 import { RouterModule, NoPreloading } from '@angular/router';
+import { AuthRequestService } from '../../app/core/auth/auth-request.service';
+import { BrowserAuthRequestService } from '../../app/core/auth/browser-auth-request.service';
 
 export const REQ_KEY = makeStateKey<string>('req');
 
@@ -104,6 +106,10 @@ export function getRequest(transferState: TransferState): any {
       provide: GoogleAnalyticsService,
       useClass: GoogleAnalyticsService,
     },
+    {
+      provide: AuthRequestService,
+      useClass: BrowserAuthRequestService,
+    },
     {
       provide: LocationToken,
       useFactory: locationProvider,

src/modules/app/server-app.module.ts

@@ -31,6 +31,8 @@ import { ServerHardRedirectService } from '../../app/core/services/server-hard-r
 import { Angulartics2 } from 'angulartics2';
 import { Angulartics2Mock } from '../../app/shared/mocks/angulartics2.service.mock';
 import { RouterModule } from '@angular/router';
+import { AuthRequestService } from '../../app/core/auth/auth-request.service';
+import { ServerAuthRequestService } from '../../app/core/auth/server-auth-request.service';
 
 export function createTranslateLoader() {
   return new TranslateJson5UniversalLoader('dist/server/assets/i18n/', '.json5');
@@ -82,6 +84,10 @@ export function createTranslateLoader() {
       provide: SubmissionService,
       useClass: ServerSubmissionService
     },
+    {
+      provide: AuthRequestService,
+      useClass: ServerAuthRequestService,
+    },
     {
       provide: LocaleService,
       useClass: ServerLocaleService