would you please update to version 0.9.7.4 (see http://soft.proindependent.com/qtiplot.html for more informations)
if you update to the newest version will it be possible to add german language support?

this is available: 

[root@lausi ~]# yum list qtiplot*
Geladene Plugins: refresh-packagekit
Installierte Pakete
qtiplot.i386                         0.9-8.fc9                         installed


[root@lausi ~]# qtiplot -v
QtiPlot 0.9.0
Copyright (C) 2004-2007 Ion Vasilief
Copyright (C) 2006 - june 2007 Tilman Hoener zu Siederdissen, Knut Franke
Released:  2007/09/20