Document r271470, addition of BIOS- and UEFI-capable CDROM images.

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
Document r271816, drm/i915 HW context support.

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
Add sponsor attribution for r271470

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
Document r271967, mkimg(1) empty partition support.

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
Document r272006, GEOM_ELI passphrase caching on boot with multiple
providers.

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