updates by Skala

merged:

  gentoo-x86: 12455921ab5d3373229d4c8bfa2e21ae7d17ca14
  party-overlay: 32e7a43e915bdfda937468012b31099314609c71
  foo-overlay: 4cac746e142029c8354eb0d3ee4957033c99fb10
  bar-overlay: 1ad50aaef1e93863ab64d2b36a4a28686d55bb17
  squeezebox: 7d78015cf563fd236723dbb2dc6cd2de6dad1bbf
  funtoo-overlay: 1d074af8593d003e917899fd9c6ebd32e2b9dad2
  sabayon-for-gentoo: b071af1ce23dba1a89c965adc55ad623bd01ae75