I installed Visual Studio Team Edition for Database Professionals the other day and I was about to create my first DB Pro project.
Check out the New Project dialog box. This is with VSTS Developer, and DB Pro installed:

and…

Seeing as how I never used the standard database project in Visual Studio before, I couldn’t tell which one I was supposed to choose.
It turns out that you need to pick the one in the 2nd screenshot, the Microsoft SQL Server project.
Wasn’t very intuitive which project to choose.