I\'m setting up a new build server to support a migration of our development team from VS2010 to VS2013. We are not migrating our TFS server just yet so the new build server
You should be able to fix the Tools Version by editing the Build Template.
Open the template .xaml file and find the "Run MsBuild for Project" activity. In the properties there is the option to set the tools version. If needed, you could create a template level property to make it easier to configure.
