At last, the moment Smashville had been waiting for all summer: the home-ice debut of offseason acquisitions Steven Stamkos and Jonathan Marchessault. Scott Wedgewood got the start tonight, with Juuse Saros out due to injury. Dallas’s Mason Marchment took the game’s first penalty, giving the Preds a power play at 1:51. The first unit didn’t really seem to have adjusted to playing together yet…