updates by Skala

merged:

  gentoo-x86: ef616a500ed3fa2703efb63499c28b8fe10f9190
  party-overlay: c7c268d1845147d1f12ac11f39a1aec563effd9b
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 72ab2df1ee263b9923a8be7e41c38ac7af37882f
  sabayon-for-gentoo: 11277b78a43ab1fd1a201125205a06a16b58aa33