updates by Skala

merged:

  gentoo-x86: e581ffd6f21bd796db8ccea590905a117d2db655
  party-overlay: dc37637b8fc00e024d5fb825a7a22fa4f47a797c
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 21fbd4022fbdf976e923b9c62bff66c6a510e257
  sabayon-for-gentoo: eeeb1199536452728a432c6c348b6cd0c1b363be