updates by Skala

merged:

  party-overlay: 7f6232ba9d5c59340c1c077d54bfa9caca0f95b1
  foo-overlay: 5e0dc0b0c8ce428c14693a2f3cc709a6f657afd7
  bar-overlay: 09dbf39ca3130b8fa3d3c049518b56edd8dffcbe
  mate: 94c5362a17f9e9cf03cc73ade0216aabdeb24cc7
  squeezebox: 9d23dd9a87c2e8621bc6b8b65a8c7b71766084d3
  funtoo-overlay: f832deb8dc2f9bc22ba682ef3c251a85f9e40f82
  sabayon-for-gentoo: 1a195313a1007b500d7e0b22cfb1bd365312478c