Bug#833987: 'fai -vNu diskless dirinstall $DIR' does not use the hostname/class 'diskless'

[Thomas Lange]

This fix will close the bug. It will be available in FAI 5.2.

https://github.com/faiproject/fai/commit/92e0dae8cc09088fa06522c217104cb1f2c53d5a

-- 
regards Thomas