updates by Skala

merged:

  gentoo-x86: e958c52c5964bd765bdcae9c15741d318a3c3d16
  party-overlay: dab255244e57494eb39cbd2c2858f4b1f30cf584
  foo-overlay: 44af5419fabdb2f70469f6696330eac1c37b60d9
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: cf7953988018d60d3638245b380406be494bd7ae
  funtoo-overlay: ae750877db76d91c72d7701020d08934f98f1e20
  sabayon-for-gentoo: fcc19538bd1644a3f0a93d5d701a504436b918bc