Added mocks for all model types, added CollectionDataService

src/app/core/shared/bitstream.model.ts

@@ -0,0 +1,37 @@
+import { inheritSerialization } from "cerialize";
+import { DSpaceObject } from "./dspace-object.model";
+import { Bundle } from "./bundle.model";
+
+@inheritSerialization(DSpaceObject)
+export class Bitstream extends DSpaceObject {
+
+    /**
+     * The size of this bitstream in bytes(?)
+     */
+    size: number;
+
+    /**
+     * The relative path to this Bitstream's file
+     */
+    url: string;
+
+    /**
+     * The mime type of this Bitstream
+     */
+    mimetype: string;
+
+    /**
+     * The description of this Bitstream
+     */
+    description: string;
+
+    /**
+     * An array of Bundles that are direct parents of this Bitstream
+     */
+    parents: Array<Bundle>;
+
+    /**
+     * The Bundle that owns this Bitstream
+     */
+    owner: Bundle;
+}