fix issue where a hard refresh wouldn't work to clear the state due to the browser caching the html

src/app/app-routing.module.ts

@@ -60,6 +60,7 @@ export function getDSOPath(dso: DSpaceObject): string {
   imports: [
     RouterModule.forRoot([
       { path: '', redirectTo: '/home', pathMatch: 'full' },
+      { path: 'reload/:rnd', redirectTo: '/home', pathMatch: 'full' },
       { path: 'home', loadChildren: './+home-page/home-page.module#HomePageModule', data: { showBreadcrumbs: false } },
       { path: 'community-list', loadChildren: './community-list-page/community-list-page.module#CommunityListPageModule' },
       { path: 'id', loadChildren: './+lookup-by-id/lookup-by-id.module#LookupIdModule' },

src/app/app.metareducers.ts

@@ -1,4 +1,5 @@
 import { StoreActionTypes } from './store.actions';
+import { AuthActionTypes } from './core/auth/auth.actions';
 
 // fallback ngrx debugger
 let actionCounter = 0;
@@ -28,10 +29,26 @@ export function universalMetaReducer(reducer) {
   }
 }
 
+// const clearStateActions = [
+//   AuthActionTypes.LOG_OUT_SUCCESS,
+// ];
+//
+// export function clearStateMetaReducer(reducer) {
+//   return function (state, action) {
+//
+//     if (clearStateActions.includes(action.type)) {
+//       state = {};
+//     }
+//
+//     return reducer(state, action);
+//   };
+// }
+
 export const debugMetaReducers = [
   debugMetaReducer
 ];
 
 export const appMetaReducers = [
-  universalMetaReducer
+  universalMetaReducer,
+  // clearStateMetaReducer
 ];

src/app/core/auth/auth.service.ts

@@ -460,8 +460,9 @@ export class AuthService {
    * Refresh route navigated
    */
   public refreshAfterLogout() {
-    // Hard redirect to home page, so that all state is definitely lost
-    this._window.nativeWindow.location.href = '/home';
+    // Hard redirect to the reload page with a unique number behind it
+    // so that all state is definitely lost
+    this._window.nativeWindow.location.href = `/reload/${new Date().getTime()}`;
   }
 
   /**