Would be really a great move, if you can contact them and tell us what was the result.
I contact WhatsApp already August 6th 2015, about that concern. The only answer was a standard answer:
We apologize that we have not gotten back to you yet.
If your inquiry is a feature request, please understand that we have received your request and our development team is constantly working to improve our product. However, due to the small size of our company we are currently unable to supply a timeline for any feature.
If you are still experiencing the issue you wrote in with, please first follow these steps:
There was no other response anymore....