Changes to demo 5 so it works with Angular 2.2.3
Changes to demo 5 so it works with Angular 2.2.3

5. Transfer custom data via Drag-and-Drop
Copying the template as is does not work in Angular 2.2.3, so this small change makes the template work.
obosha/ng2-dnd,akserg/ng2-dnd,obosha/ng2-dnd,akserg/ng2-dnd