updates by Skala

merged:

  gentoo-x86: 6b0088379750a7441df4baed769b4a0acc7c1856
  party-overlay: 55e8a6a47200cc70e39ba2123161cb4da63a8871
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: aa974e9c7729496d606d4810529cce3d8992e739
  sabayon-for-gentoo: ccc5d0a04cc60b52c85e3d9c8709b606d4a58311