When most NYC couples get married , their wedding does not shut down Manhattan’s iconic Fifth Avenue.  Neither does it span five venues, six DJs, eight caterers, 10 choreographers, 16 fashion/jewelry designers, 400 guests and 8,000 flowers. There are no content creation teams; no swag-filled goodie bags; no off-Broadway theatrical productions to thrust a couple’s love into the literal spotlight — complete with 25 songs and dance numbers. But Pankti Doshi and Avish Jain — a South Asian power-duo