Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

* Someone imported a lot of files with the wrong CVS tag, so lots of files need
that fixed in them....
* Keep unnecessary files out of the non-vendor part of this CVS repository.

Merge 3.2.3 -> 3.2.7 changes into mainline.

Fix a bunch of spelling errors.

PR: 6856
Submitted by: Josh Gilliam <josh@quick.net>

This commit was generated by cvs2svn to compensate for changes in r31183,
which included commits to RCS files with non-trunk default branches.

Import ipfilter 3.2.1 (update from 3.1.8)