[ADF-3380] lazy loading fixes (#3609)

* lazy loading file viewer

* fix issue with CoreModule referencing

* fix issue with app config and lazy loading

* test fixes

* fix import

* lazy loading workaround for content module

* fix providers for lazy loading

* fix tests

* lazy loading for Process Services lib

* lazy loading for Insights, module cleanup

* fix issue with Translate module, optimise imports

* lazy-load blob viewer (demo shell)

* remove duplicate pdf init

* update to more stable pdfjs

* fix license header

* fix lint issues

* fix test import

* fix pdf version

demo-shell/src/app/app.module.ts

@@ -23,9 +23,8 @@ import { ChartsModule } from 'ng2-charts';
 import { HttpClientModule } from '@angular/common/http';
 import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 
-import { AppConfigService, TRANSLATION_PROVIDER, DebugAppConfigService } from '@alfresco/adf-core';
+import { AppConfigService, TRANSLATION_PROVIDER, DebugAppConfigService, CoreModule } from '@alfresco/adf-core';
 import { AppComponent } from './app.component';
-import { AdfModule } from './adf.module';
 import { MaterialModule } from './material.module';
 import { LoginComponent } from './components/login/login.component';
 import { LogoutComponent } from './components/logout/logout.component';
@@ -51,13 +50,11 @@ import { AppsViewComponent } from './components/process-service/apps-view.compon
 import { DataTableComponent } from './components/datatable/datatable.component';
 import { TrashcanComponent } from './components/trashcan/trashcan.component';
 import { FilesComponent } from './components/files/files.component';
-import { FileViewComponent } from './components/file-view/file-view.component';
 import { WebscriptComponent } from './components/webscript/webscript.component';
 import { TagComponent } from './components/tag/tag.component';
 import { SocialComponent } from './components/social/social.component';
 import { VersionManagerDialogAdapterComponent } from './components/files/version-manager-dialog-adapter.component';
 import { MetadataDialogAdapterComponent } from './components/files/metadata-dialog-adapter.component';
-import { BlobPreviewComponent } from './components/blob-preview/blob-preview.component';
 
 import { ThemePickerModule } from './components/theme-picker/theme-picker';
 
@@ -79,6 +76,9 @@ import { HeaderDataComponent } from './components/header-data/header-data.compon
 import { ConfigEditorComponent } from './components/config-editor/config-editor.component';
 import { HeaderDataService } from './components/header-data/header-data.service';
 import { MonacoEditorModule } from 'ngx-monaco-editor';
+import { ContentModule } from '@alfresco/adf-content-services';
+import { InsightsModule } from '@alfresco/adf-insights';
+import { ProcessModule } from '@alfresco/adf-process-services';
 
 @NgModule({
     imports: [
@@ -87,13 +87,16 @@ import { MonacoEditorModule } from 'ngx-monaco-editor';
         ReactiveFormsModule,
         routing,
         FormsModule,
-        MaterialModule,
-        ThemePickerModule,
-        FlexLayoutModule,
-        ChartsModule,
         HttpClientModule,
-        AdfModule,
-        MonacoEditorModule.forRoot()
+        MaterialModule,
+        FlexLayoutModule,
+        CoreModule.forRoot(),
+        ContentModule.forRoot(),
+        InsightsModule.forRoot(),
+        ProcessModule.forRoot(),
+        ThemePickerModule,
+        ChartsModule,
+        MonacoEditorModule.forRoot(),
     ],
     declarations: [
         AppComponent,
@@ -114,7 +117,6 @@ import { MonacoEditorModule } from 'ngx-monaco-editor';
         AppsViewComponent,
         DataTableComponent,
         FilesComponent,
-        FileViewComponent,
         TrashcanComponent,
         FormComponent,
         FormListComponent,
@@ -131,7 +133,6 @@ import { MonacoEditorModule } from 'ngx-monaco-editor';
         FormLoadingComponent,
         DemoPermissionComponent,
         FormLoadingComponent,
-        BlobPreviewComponent,
         BreadcrumbDemoComponent,
         NotificationsComponent,
         CardViewComponent,