Remove files incorrectly restored by git conversion.

These directories didn't exist in trunk. In some repos, old deleted
files seem to have been kept in the git conversion. I think this is
something to do with the old CVS to subversion conversion making the
history a bit complicated.
Merge pull request #3 from danieljames/remove-old-files

Remove files incorrectly restored by git conversion.

Looks reasonable, thanks again.