updates by Skala

merged:

  gentoo-x86: refs/heads/gentoo.org
  party-overlay: 41333906a98edc41ce323d5a86504adf2a4a179c
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: b15137d9f07b5eee511c05f9b54a6b2bb0ae045d
  sabayon-for-gentoo: 6bd086cd210fda05d411411323509882e31a417d