In AngularSpa template, redefine app.module.shared as a real NgModule. Fixes #986.

templates/AngularSpa/ClientApp/app/app.module.browser.ts

@@ -0,0 +1,17 @@
+import { NgModule } from '@angular/core';
+import { BrowserModule } from '@angular/platform-browser';
+import { AppModuleShared } from './app.module.shared';
+import { AppComponent } from './components/app/app.component';
+
+@NgModule({
+    bootstrap: [ AppComponent ],
+    imports: [
+        BrowserModule,
+        AppModuleShared
+    ],
+    providers: [
+        { provide: 'ORIGIN_URL', useValue: location.origin }
+    ]
+})
+export class AppModule {
+}