The Austin City Council today approved the first phase of a plan to create a second "downtown" urban center in the region of north Austin near Braker and Mopac -- essentially the area surrounding the domain. As we have reported in the past, between now and 2015, one developer alone plans to build 50 new buildings with heights ranging from 2-26 stories (as tall as 310 feet). When complete, The Domain will form a second Austin "downtown" with as many as 82,000 residents and 50,000 daytime workers. To put these numbers in context, Mayor Will Wynn has working . . .