updates by Skala

merged:

  gentoo-x86: e9b2b74fad41cc290f127a11f1536a14ac9165e5
  party-overlay: f80aa12513e6a7c2df7384480c3a3636590875c7
  foo-overlay: 5e0dc0b0c8ce428c14693a2f3cc709a6f657afd7
  bar-overlay: a51d3eb50d677bbaeadf1beb3f21e3f4afbfd107
  squeezebox: b5ec7b6ad4746e08df65008376f49b91b62c143d
  funtoo-overlay: 0726885e342281d3fd8529e886b5d9098fa143b2
  sabayon-for-gentoo: 345bc2f2b8bd7b4588bfd8ba1087dce1e6d53b12