updates by Skala

merged:

  gentoo-x86: b204d8b103f5f43acf9c5d8ed7bda6f425afbfbf
  party-overlay: af403dd72ca26bbf395bba5206f028b6124702fe
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 9514a569490c2199b25823c3a53fee4df8aa992a
  sabayon-for-gentoo: 6bd086cd210fda05d411411323509882e31a417d