Photo by Mr. T in DC WMATA officials took another step towards an all-encompassing SmarTrip card yesterday by putting to sleep the use of weekly paper passes on Metrobuses. Starting today, the Seven-Day Bus Pass, a popular choice among daily commuters, has been fully transitioned to the sturdier SmartTrip card, as well as adding a few useful features. Unlike some other proposals to lure riders towards using plastic, Metro has kept the cost of…