Demo shell improvements (#1199)

* #1197 auth guards

* #1197 restore lost router dependency to all libs

* #1197 ecm/bpm auth guards, home page

- ECM auth guard (redirect to Login if ECM auth is missing)
- BPM auth guard (redirect to Login if BPM auth is missing)
- new Home page and route, show details on demo areas

* css improvements

make app text white as per request

demo-shell-ng2/app/app.component.ts

@@ -65,7 +65,7 @@ export class AppComponent {
     }
 
     isLoginPage(): boolean {
-        return location.pathname === '/login' || location.pathname === '/' || location.pathname === '/settings';
+        return location.pathname === '/login' || location.pathname === '/settings';
     }
 
     onLogout(event) {