updates by Skala

merged:

  gentoo-x86: 6b0088379750a7441df4baed769b4a0acc7c1856
  party-overlay: 55e8a6a47200cc70e39ba2123161cb4da63a8871
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 75c8f8397a3cc8149bea9bc54923dfd301ddcea8
  sabayon-for-gentoo: a475931a08ea7d9953297f88a3e618c3fe8dac2b