updates by Skala

merged:

  gentoo-x86: a2ddc7f2668d4733da07125a97287b8db755ab92
  party-overlay: dab255244e57494eb39cbd2c2858f4b1f30cf584
  foo-overlay: 44af5419fabdb2f70469f6696330eac1c37b60d9
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: cf7953988018d60d3638245b380406be494bd7ae
  funtoo-overlay: 26cd3ed6cc62a0b5ae8dbe043960502957f2984e
  sabayon-for-gentoo: 94034add3368224657b187d46e9a30ae36fe9fea