Document r263128.

Sponsored by:	The FreeBSD Foundation
Document r263103.

Sponsored by:	The FreeBSD Foundation
Document r263042.

Sponsored by:	The FreeBSD Foundation
Document r263038.

Sponsored by:	The FreeBSD Foundation
Document r263032.

Sponsored by:	The FreeBSD Foundation
MFC r260653 (partial), r260655:

r260653 (hrs):
  Add missing footer due to DSSSL->XSLT migration and use XML
  catalog to resolve URI

r260655 (hrs):
  Add missing arch= and revision= support.

Sponsored by:	The FreeBSD Foundation