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/collection-page/collection-page.component.ts

@@ -0,0 +1,35 @@
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute, Params } from '@angular/router';
+
+import { Collection } from "../core/shared/collection.model";
+import { Bitstream } from "../core/shared/bitstream.model";
+import { RemoteData } from "../core/data/remote-data";
+import { CollectionDataService } from "../core/data/collection-data.service";
+
+@Component({
+  selector: 'ds-collection-page',
+  styleUrls: ['./collection-page.component.css'],
+  templateUrl: './collection-page.component.html',
+})
+export class CollectionPageComponent implements OnInit {
+  collectionData: RemoteData<Collection>;
+  logoData: RemoteData<Bitstream>;
+
+  constructor(
+    private collectionDataService: CollectionDataService,
+    private route: ActivatedRoute
+  ) {
+    this.universalInit();
+  }
+
+  ngOnInit(): void {
+    this.route.params.subscribe((params: Params) => {
+      this.collectionData = this.collectionDataService.findById(params['id'])
+      this.collectionData.payload
+        .subscribe(collection => this.logoData = collection.logo);
+    });
+  }
+
+  universalInit() {
+  }
+}