NTS: Always install the TFS Power Tools

Or you’ll wind up with:

TF10139: The following check-in policies have not been satisfied.
Internal error in Changeset Comments Policy

Well, you will whenever somebody else installs them on the TFS server and enables the Changeset Comments Policy...

See also:

• TF10139 Error when checking in files: Check in policy error when policies have been satified (spelling errors are the other guy’s fault)
• Visual Studio Team System 2008 Team Foundation Server Power Tools - October 2008 Release