chore(paginator): add paginator demo

Author: andrewseguin

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

@@ -65,6 +65,7 @@ import {TypographyDemo} from '../typography/typography-demo';
 import {DemoApp, Home} from './demo-app';
 import {DEMO_APP_ROUTES} from './routes';
 import {PaginatorDemo} from '../paginator/paginator-demo';
+import {PaginatorDemo} from 'paginator/paginator-demo';
 
 @NgModule({
   imports: [

src/demo-app/demo-app/routes.ts

@@ -56,7 +56,6 @@ import {BadgeDemo} from '../badge/badge-demo';
 import {ConnectedOverlayDemo} from '../connected-overlay/connected-overlay-demo';
 import {PaginatorDemo} from '../paginator/paginator-demo';
 
-
 export const DEMO_APP_ROUTES: Routes = [
   {path: '', component: DemoApp, children: [
     {path: '', component: Home},