Skype 5 for Mac leaves something to be desired -- we know it, you know it, and looks like Skype knows it too. That's why our fav VoIP app is soliciting the help of you, the people, to improve its UI. Skype's running a competition to find the one chat style to rule them all, and it starts taking custom CSS submissions April 8th. The contest has three rounds, with one judges' and one people's choice in each, followed by the selection of a grand prize winner from the six finalists. People's champs get an Apple TV and those picked by the judges snag a WiFi iPad