Factor out gettext stuff; bugfix graph generation - i18n is working for the labels, but the locale isn't getting passed to gnuplot.
Factor out gettext stuff; bugfix graph generation - i18n is working for
the labels, but the locale isn't getting passed to gnuplot.

MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg,MorusAB/commonlib-fmg