don't actually use these files at the moment, so eliminate them until
we actually do. In the mean time, freebsd-update will be updated
to eliminate the issues.
Requested by: cperciva
from the git tree. This merges a lot that we're not using, but there's
too many files to be selective and have a hope of catching everything.
If there are conflicts with the rest of the tree, we'll resolve them
on a case by case basis.
MFC after: 2 weeks
Sponsored by: Netflix, Inc.
