Login dialog shows error for Safari with Private Window mode (#1172)

* #958 new StorageService service

abstraction around ‘Storage’ to allow switching to in-memory store
whenever ‘localStorage’ is not available (i.e. private/incognito modes,
etc.)

* fix unit tests

* update unit tests

- disable incorrect auth tests (core)
- simplify widget visibility tests (activiti-form)

* fix unit tests

ng2-components/ng2-alfresco-documentlist/demo/src/main.ts

@@ -18,17 +18,15 @@
 import { NgModule, Component, OnInit, ViewChild } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';
 import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
-import { CoreModule } from 'ng2-alfresco-core';
-import { DocumentListModule, DocumentList } from 'ng2-alfresco-documentlist';
-
+import { DocumentListModule, DocumentList, DocumentActionsService } from 'ng2-alfresco-documentlist';
 import {
+    CoreModule,
+    StorageService,
     AlfrescoSettingsService,
     AlfrescoAuthenticationService,
     AlfrescoTranslationService
 } from 'ng2-alfresco-core';
 
-import { DocumentActionsService } from 'ng2-alfresco-documentlist';
-
 @Component({
     selector: 'alfresco-app-demo',
     template: `
@@ -150,8 +148,11 @@ class DocumentListDemo implements OnInit {
     @ViewChild(DocumentList)
     documentList: DocumentList;
 
-    constructor(private authService: AlfrescoAuthenticationService, private settingsService: AlfrescoSettingsService,
-                translation: AlfrescoTranslationService, private documentActions: DocumentActionsService) {
+    constructor(private authService: AlfrescoAuthenticationService,
+                private settingsService: AlfrescoSettingsService,
+                private translation: AlfrescoTranslationService,
+                private documentActions: DocumentActionsService,
+                private storage: StorageService) {
 
         settingsService.ecmHost = this.ecmHost;
         settingsService.setProviders('ECM');
@@ -165,7 +166,7 @@ class DocumentListDemo implements OnInit {
     }
 
     public updateTicket(): void {
-        localStorage.setItem('ticket-ECM', this.ticket);
+        this.storage.setItem('ticket-ECM', this.ticket);
     }
 
     public updateHost(): void {