updates by Skala

merged:

  gentoo-x86: 3f77cb6d63b66bd2502ea488177bca5a5434724d
  party-overlay: dab255244e57494eb39cbd2c2858f4b1f30cf584
  foo-overlay: 44af5419fabdb2f70469f6696330eac1c37b60d9
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: cf7953988018d60d3638245b380406be494bd7ae
  funtoo-overlay: 9cb0055ab9ad61317d8b97691ff8103abe596171
  sabayon-for-gentoo: 45b2f62b689f7251940d9a2d8d415a83c28951b7