merging of 24 hourly files into one daily file breaks on improperly sorted input
59300000: pl.z Farma_wiatrakowa
59400000: pl.z Gromada_Baniocha
13/04/2014 03:59 Out of sequence on hour 16:
'pl.z I^O' gt
'pl.z I' -> Abort !!!
Version: unspecified
Severity: normal