You’ve seen the ElliptiGo, I’m sure. It’s like an elliptical machine, but is made to take out on the road (or paved trail). Eugene Marathon has used them for “pace vehicles” instead of lead bikes, and they just look fun. (I want one.) Well, ElliptiGo elliptical bikes has teamed up with Skechers for a week-long sweepstakes. One winner will be lucky enough to score an ElliptiGO 8C, signed by Meb Keflezighi, and a pair of…