Add support for Sound eXchange (SoX)
| Package | Local Description (use.local.desc) | Metadata Description (metadata.xml) |
|---|---|---|
| kde-apps/k3b | - | - |
| media-libs/roc-toolkit | - | - |
| media-sound/gnump3d | - | - |
| media-sound/mhwaveedit | - | - |
| media-sound/pulseaudio-daemon | - | - |
| media-sound/shntool | - | - |
| media-sound/terminatorx | - | - |