updates by Skala

merged:

  gentoo-x86: refs/heads/gentoo.org
  party-overlay: 5a1a44ddb918649a5e1a208dbd08009fb8a1643a
  squeezebox: cf7953988018d60d3638245b380406be494bd7ae
  funtoo-overlay: 8af7f3501bf559b395751a49497111cfb098f480
  sabayon-for-gentoo: 74de53e379c50c17c20814c52d23cf7d53d08c5b