updates by Skala

merged:

  gentoo-x86: 297e8b39f397029b30e6bc3f9d7a7a61dfe288ed
  party-overlay: d500da4607dbb8ffac5b5271deb9ec2f593303e0
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 61695dcb29c4903c5e19f686ce69f34684c9cbe0
  sabayon-for-gentoo: ffe8111ceeee635cc4f563de650a19cc980c378a