E2open LLC, an Austin supply-chain software maker, continued the acquisition strategy it embarked on earlier this year by buying a Maryland company that develops analytic software for retail and order fulfillment. E2open bought for an undisclosed amount Orchestro Inc., a software maker that was founded in 1999, according to a Monday announcement. Company officials didn't disclose the number of workers employed by Orchestro. Founded in 2000, E2open employed 475 workers earlier this year, including...