Amazon.com (AMZN) said Tuesday that it plans to open a 1-million-square-foot fulfillment center in Robbinsville, N.J. The company says the facility, in the central part of the state, will create hundreds of full-time jobs. The facility will be used to pick, pack and ship smaller items to customers and will complement other Amazon fulfillment centers in the New York-New Jersey region. KTR Capital Partners, a private equity firm, is building the