If you're a GPS company, one way to keep the smartphone feature creep at bay is to strike deals with car manufacturers, and bake your wares into their vehicles. TomTom has done particularly good securing these partnerships and Fiat is just the latest company to sign on the dotted line. Its navigation software will be built into the Uconnect Radio Nav systems found in the 500L series from the Italian car marker. It will eventually roll out to other vehicles and Fiat brands, but there was no timeline given. TomTom also inked a deal with Toyota's Eu