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.module.ts

@@ -38,6 +38,7 @@ import { routing } from './app.routes';
 import { CustomEditorsModule } from './components/activiti/custom-editor/custom-editor.component';
 
 import {
+    HomeComponent,
     DataTableDemoComponent,
     SearchComponent,
     SearchBarComponent,
@@ -75,6 +76,7 @@ import {
     ],
     declarations: [
         AppComponent,
+        HomeComponent,
         SearchBarComponent,
         DataTableDemoComponent,
         SearchComponent,