/**
  * Handle the event.
  *
  * @param  IterinaryWasCreated $event
  * @return void
  */
 public function handle(IterinaryWasCreated $event)
 {
     //creates an entry to contribution table if iterinary is made by the user
     $contribution = new Contribution();
     $contribution->user_id = $event->user_id;
     $contribution->iterinary_id = $event->iterinary_id;
     $contribution->points = 0;
     $contribution->save();
 }