NEW YORK (Reuters) – The myriad designs parading on the runways of New York Fashion Week converged on one standout style-savvy look for fall and winter 2013: the black jacket. Ubiquitous in the latest collections, the jacket appeared sporting a boxy silhouette, swinging lines or oversized shoulders, but the black was non-negotiable. It was by far the dominant color among the hundreds of the fall and winter women's collections unveiled by designers at the semi-annual extravaganza. …