updates by Skala

merged:

  portage: 45b851e9f4dfd814f3f3b54c634f1c6b8b1493fe
  party-overlay: e75d7d5b66a4fb869237f83d50498958e9948339
  foo-overlay: 5e0dc0b0c8ce428c14693a2f3cc709a6f657afd7
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: b5ec7b6ad4746e08df65008376f49b91b62c143d
  funtoo-overlay: 69fe29cd15235b786c96b8f7115435690b4e2156
  sabayon-for-gentoo: 472c156ff794c53211bbbb818680b85b0a44683a