According to the Austin Business Journal, the controversial 1,000+ room Congress Avenue Marriott on the former site of Las Manitas will open in 2015 as scheduled. The hotel will carry the "Marriott Marquis" brand.According to the Austin Business Journal, "The Austin Marriott Marquis, which will be owned and operated by White Lodging Services Corp., is scheduled to break ground mid-2012 and will offer 110,000 square feet of flexible meeting space. The hotel’s construction should generate more than 545 full-time construction jobs, and the hotel will employ 750 when it opens, Marriott said.The . . .