Document r256924.

Sponsored by:	The FreeBSD Foundation
Document r256917.

Sponsored by:	The FreeBSD Foundation
Document r256759.

Sponsored by:	The FreeBSD Foundation
Document r256437.

Sponsored by:	The FreeBSD Foundation
Document r256054.

Sponsored by:	The FreeBSD Foundation
Document r256033.

Sponsored by:	The FreeBSD Foundation
Document r255934.

Sponsored by:	The FreeBSD Foundation
Fix a typo.

Sponsored by:	The FreeBSD Foundation
Wrap long lines.

Sponsored by:	The FreeBSD Foundation
Wrap long lines.
Fix case in titles.

Sponsored by:	The FreeBSD Foundation
Replace 'FreeBSD' with &os; macro.

Sponsored by:	The FreeBSD Foundation