Managing complex Web.Config files between deployment environments

Question

Does anyone know of any good tools/utilities for managing Web.Config files between different build/deployment environments?

For example, I have a WCF pr

Answer 1

You want the XmlMassUpdate task in MSBuildCommunityTasks (does what you're trying to do with your xml console app)

http://msbuildtasks.tigris.org/

use it like this