Since people have been asking about Whatsapp's latest update, here's what changed: Whatsapp introduced the blue double check feature which means that the message has been read. So now one grey check means the message has been sent, two grey checks mean it's been delivered and the two blue checks mean it's been read. So now you can't pretend you didn't read the message anymore lol! Update: Here's Stoli Lebanon's funny take on this update.…