SUNNYVALE, Calif. & SAN FRANCISCO--(BUSINESS WIRE)--Yahoo! Inc. today announced it has completed its acquisition of BrightRoll, Inc. The transaction will combine Yahoo’s premium desktop and mobile video advertising inventory with BrightRoll’s programmatic video platform and publisher relationships to bring substantial value to advertisers. BrightRoll is a large, growing and profitable business with net revenues expected to exceed $100 million in 2014. Yahoo expects the transaction to enhance it