feat(new): call compileComponents(); in app component spec generated from ng new

Author: Meligy

packages/angular-cli/blueprints/ng2/files/__path__/app/app.component.spec.ts

@@ -14,6 +14,7 @@ describe('AppComponent', () => {
         AppComponent
       ],
     });
+    TestBed.compileComponents();
   });
 
   it('should create the app', async(() => {