Launched back in October, Sprint ID is the carrier's service for deeply skinning your Android device with a curated selection of wallpapers, ringtones, and apps -- think of it as phone customization for people who don't have the time (or patience) to find and install stuff they like. Currently available on three models -- the LG Optimus S, Sanyo Zio, and Samsung Transform -- we'd heard that the service would eventually be s