• Remove unnecessary and/or old parts.
• Add relnote entries:

msk(4) RX checksum bugfix,
rdcphy(4) for R6040 10/100 PHY added,
vte(4) for RDC R6040 added,
vlan(4) IPv6 LLA interface ID bugfix,
wpi(4) bugfix,
md(4) vm.md_malloc_wait sysctl added,
mmc(4) device detection fixed,
FFS TRIM support added,
poweroff(8) added,
rtld(1) now supports shared objects for filtering,
sh(1) kill built-in added, and
KDE 4.7.3.