MSDN Article: http://msdn.microsoft.com/en-us/library/bb651793.aspx
some way to use foreach
http://www.differentpla.net/content/2010/08/msbuild-target-batching-each-simplified
Using this concept and Running Targets in Parallel
http://mikefourie.wordpress.com/2010/12/04/running-targets-in-parallel-in-msbuild/
This would somehow won’t produce the nice logging to read though.