WhatsAPI updated (8d6ae0121a)

Up to: 
<https://github.com/mgp25/WhatsAPI-Official/tree/8d6ae0121a41cd098ec39ab7c3b6ee81786c5d76>
<https://github.com/mgp25/WhatsAPI-Official/commit/8d6ae0121a41cd098ec39ab7c3b6ee81786c5d76>