Copy stable/10@r272459 to releng/10.1 as part ofthe 10.1-RELEASE process.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Correct typos, mostly s/ a / an / where appropriate. Some whitespace cleanup,especially in troff files.
Add the IPFilter how-to and other related documents to the base installso that users gets ipfilter examples without a source install.PR: 26763Submitted by: Cyrille Lefevre <clefevre@poboxes.com>