Added Eperson and group models

src/app/core/eperson/models/eperson.model.ts

@@ -0,0 +1,22 @@
+import { DSpaceObject } from '../../shared/dspace-object.model';
+import { Group } from './group.model';
+
+export class Eperson extends DSpaceObject {
+
+  public handle: string;
+
+  public groups: Group[];
+
+  public netid: string;
+
+  public lastActive: string;
+
+  public canLogIn: boolean;
+
+  public email: string;
+
+  public requireCertificate: boolean;
+
+  public selfRegistered: boolean;
+
+}