Added playlist

dataTypes.ts

@@ -26,3 +26,13 @@ export class Playlist {
     constructor(public title: string, public listener: string, public songs: Song[]) {
     }
 }
+export class PlaylistDescription {
+    public title: string;
+
+    public listener: string;
+
+    constructor(title: string, listener: string) {
+        this.title = title;
+        this.listener = listener;
+    }
+}