updates by Skala

merged:

  gentoo-x86: c2c56705cc5a440612c3b09596047fcd20ce5021
  party-overlay: e3525f42bd55671e61e8b79dcea30918717b3d6d
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 6e6bca7e0466a13c3f6b9a7d9771a4401ce25a3c
  sabayon-for-gentoo: 6bd086cd210fda05d411411323509882e31a417d