Intel officially launched its new dual-core “CloverTrail+” Atom system-on-a-chip today at MWC in Barcelona. The CloverTrail+ is a direct successor to Intel’s first smartphone SoC, Medfield, but gets its name from the company’s tablet-focused CloverTrail platform. The Atom Z2580 dual-core processor is the top-of-the-line SKU in the new lineup, which you can see powering…