For the first time in a very long time, a developer has announced plans to construct a new 27-story downtown condo and office tower. The developer is proposing to build a tower of up to 350 feet on the vacant lot between Whole Foods and Austin City Lofts. The announcement is a clear sign that the downtown market is stabilizing and expected to improve dramatically over the next few years.The building is being proposed by Schlosser Development, a local firm with a significant track record in the 6th and Lamar neighborhood. Schlosser developed the Whole Foods headquarters, the . . .