docker-headphones/root/defaults
Bernard Brandl b5762de609 fix incorrect shntool path
Since the prefix for shntools is /usr, the default path for headphones is /usr/bin, not /usr/bin/shntool.
This leads to a missing binary error in logs.

```
root@eb24f530c9b0:/$ ls /usr/bin/shn*
/usr/bin/shncat  /usr/bin/shncmp  /usr/bin/shnconv  /usr/bin/shncue  /usr/bin/shnfix  /usr/bin/shngen  /usr/bin/shnhash  /usr/bin/shninfo  /usr/bin/shnjoin  /usr/bin/shnlen  /usr/bin/shnpad  /usr/bin/shnsplit  /usr/bin/shnstrip  /usr/bin/shntool  /usr/bin/shntrim
```
2019-02-23 17:47:26 -08:00
..
config.ini fix incorrect shntool path 2019-02-23 17:47:26 -08:00