Update release note:

Update release note:
	agp(4) Intel G4X support,
	DRM update,
	snd_hda(4) update,
	jail(8) FIB support,
	ng_netflow(4) egress netflow support,
	mmc(4) and mmcsd(4) improved,
	sdhci(4) added,
	mmc(4), mmcsd(4), and sdhci(4) as kernel module,
	fetch(1) -i flag,
	fsck(8) -C flag,
	ipfw(8) -q flag fixed,
	powerd(8) improved,
	rpc.yppasswdd(8) zombie process issue fixed, and
	pkg_create(1) -n fixed.

Approved by:	re (implicit)

git-svn-id: svn://svn.freebsd.org/base/releng/7.2@191503 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f