Remove source stream files after conversion

src/freedombone-app-icecast

 
     echo $'Converting any mp3 files to ogg format'
     find . -type f -name '*.mp3' -exec bash -c 'ffmpeg -i "$0" -c:a libvorbis -q:a 4 "${0/%mp3/ogg}"' '{}' \;
+    find . -name "*.mp3" -print0 | xargs -0 rm -f
 
     echo $'Converting any mp4 files to ogv format'
     find . -type f -name '*.mp4' -exec bash -c 'ffmpeg -i "$0" -c:a libvorbis -q:a 4 "${0/%mp3/ogv}"' '{}' \;
+    find . -name "*.mp4" -print0 | xargs -0 rm -f
 
     chown -R icecast2:icecast $ICECAST_DIR
 }