updates by Skala

merged:

  gentoo-x86: refs/heads/gentoo.org
  party-overlay: cbdffc4c5586896374abe7b3d8b0e0f49815f603
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 2eae1027447ee6fd56c483a12b9dbb25dfaf92b5
  sabayon-for-gentoo: 1754c3cae2c5470e5171876e08d6da5ce6ab0d8d