SUMMERVILLE, S.C. (WCBD)—The first phase of a residential development project in the mixed-use community of Nexton was completed Tuesday, and with it came the opening of 64 new residential spaces. The spaces range from 760 to 1,541 square feet and include one-bedroom, one-bedroom with den, and two-bedroom loft-style units. At the intersection of Metropolitan Avenue and Sigma Drive, balconies, dining and kitchen spaces, and open-plan living conce…