[kexec-tools/f16] (7 commits) ...sync with master branch

[Cong Wang]

Summary of changes:

  4cfe964... kexec-tools: remove dependence on busybox (*)
  0ce85b3... kexec-tools: rename initrd to initramfs (*)
  75b0166... mkdumprd: don't use consolehelper (*)
  c445864... mkdumprd: use absolute path of reboot/halt/poweroff (*)
  db54b33... update dracut-files.tbz2 (*)
  52dbdac... wait for loginit (*)
  74a0255... sync with master branch

(*) This commit already existed in another branch; no separate mail sent