Enable DropBox on 2008Server (see #12289)

The hard-coded settings disallowed Windows Server
2008. This simply copies the 2003Server configuration
and replaces 3 with 8.
Merge pull request #2533 from joshmoore/rebased/develop/12289-dropbox-2008

Enable 2008Server in DropBox (See 12289) (rebased onto develop)