Implement collection home page

Shows the following fields if they exist:
* title
* logo
* introductory text
* news (also referred to as sidebarText)
* copyright text
* license

Fixes https://github.com/DSpace/dspace-angular/issues/63

src/app/app.module.ts

@@ -9,6 +9,7 @@ import { SharedModule } from './shared/shared.module';
 import { AppRoutingModule } from './app-routing.module';
 import { AppComponent } from './app.component';
 import { HeaderComponent } from './header/header.component';
+import { CollectionPageModule } from './collection-page/collection-page.module';
 import { PageNotFoundComponent } from './pagenotfound/pagenotfound.component';
 
 
@@ -22,6 +23,7 @@ import { PageNotFoundComponent } from './pagenotfound/pagenotfound.component';
     SharedModule,
     HomeModule,
     ItemPageModule,
+    CollectionPageModule,
     CoreModule.forRoot(),
     AppRoutingModule
   ],