Fix password required message.

src/login/loginForm.component.ts

@@ -32,7 +32,7 @@ import { Login } from './login';
         formControlName="password" placeholder="Mot de passe">
 
       <div class="help-block text-danger" *ngIf="password.errors">
-        <p *ngIf="password.errors.required">The email is required.</p>
+        <p *ngIf="password.errors.required">The password is required.</p>
       </div>
     </div>
   </div>