updates by Skala

merged:

  portage: 6db95574a5b2bdc4f9bfad1c8dd46d6fab674466
  party-overlay: a45ace4b7d11f3f8a7b9ec7816437e84c7258a76
  foo-overlay: 5e0dc0b0c8ce428c14693a2f3cc709a6f657afd7
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: b5ec7b6ad4746e08df65008376f49b91b62c143d
  funtoo-overlay: 6af77434b9fc618205f8c6bb9d2bb0b8c563f3e7
  sabayon-for-gentoo: e8183246b0122fd183c8f994bbadfdf96b0c0526