updates by Skala

merged:

  gentoo-x86: refs/heads/gentoo.org
  party-overlay: a81205b915946ebb024fe7c33fedf04e9b7e6aa9
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 9b55b3dd8e25b681a909abbc6d7aa550935d57d5
  sabayon-for-gentoo: b3d7bbc2800cd0dee8f369f241dc0cb0754304cf